Congrès international d'entomologie : [proceedings] (Hayez, 2000)

Congrès international d'entomologie : [proceedings] (Hayez, 2008)

Congrès international d'entomologie : [proceedings] (Hayez, 2012)

Congrès international d'entomologie : [proceedings] (Hayez, 2016)

Contribucion ad estudio de los mosquitos de Caracas - London School of Hygiene; Tropical Medicine. (Herrera Irigoyen, 1907)

Contribution al estudio de los mosquitos de Cuba - Pazos, José H. (s.n.], 1909)

A contribution to the biology of caddisflies (Trichoptera) in temporary pools - Wiggins, Glenn B. (Royal Ontario Museum, 1973)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1970)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1971)

Contributions in science - Los Angeles County Museum of Natural History. (The Museum, 1972)

Contributions of the American Entomological Institute - American Entomological Institute. (American Entomological Institute], 1965)