Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1924)

Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1928)

Proceedings of the South London Entomological & Natural History Society - South London Entomological; Natural History Society (South London Entomological and Natural history Society, 1932)

Proceedings of the third International Symposium on Biological Control of Arthropods : Christchurch, New Zealand, February 8-13, 2009 - Mason, P G (USDA Forest service, 2009)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1921)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1942)

Proceedings of the United States National Museum - Smithsonian Institution (Smithsonian Institution Press, [etc.], 1951)

Proceedings of the Zoological Society of London - Zoological Society of London. (Academic Press, [etc.], 1858)

Proceedings of the Zoological Society of London : an index to the artists, 1848-1900 - Johnson, Bryan R., 1956 - (Garland, 1986)

Protozoa - Bhatia, B. L. (Bihari Lal), 1884 -1941 (Taylor and Francis, 1936)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1874)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1878)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1879)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1877)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1890)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1888)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1891)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1892)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1893)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1894)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1984)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1895)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1896)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1897)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1898)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1899)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1900)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1901)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1908)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1925)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1937)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1941)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1940)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1954)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1956)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1972)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1974)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1977)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1978)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1979)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1981)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1983)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 1985)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2009)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2010)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2011)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2012)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2014)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2015)

Psyche - Cambridge Entomological Club. (Cambridge Entomological Club, 2016)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1980)

Publicaciones del Departamento de Zoología - Universidad de Barcelona. Departamento de Zoología. (Ediciones de la Universidad de Barcelona, 1981)