Parasites : a treatise on the entozoa of man and animals including some account of the ectozoa - Cobbold, T. Spencer (Thomas Spencer), 1828 -1886 (J. & A. Churchill, 1879)

Parasitology - British Society for Parasitology. (Cambridge University Press, 1912)

Parasitology (Cambridge University Press, 1922)

Pathologie interne - Cadéac, Célestin, 1858 -1952 (J.B. Baillière, 1910)

The pathology and differential diagnosis of infectious diseases of animals : prepared for students and practitioners of veterinary medicine - Moore, Veranus A. (Veranus Alva), 1859 -1931 (Macmillan, 1916)

Pathology and therapeutics of the domestic animals - Fröhner, Eugen, 1858 -1940 (W. L. Zuill, 1895)

Pesticides documentation bulletin - National Agricultural Library (U.S.) (National Agricultural Library, U.S. Dept. of Agriculture, #c 1965-1969, 1965)