Citazione APA

Barger et al, B S POMEROY, E H Barger, & L E CARD. (1953). Diseases and parasites of poultry. Culcutta.

Stile di citazione Chicago

Barger et al, B S POMEROY, E H Barger, e L E CARD. Diseases and Parasites of Poultry. Culcutta, 1953.

Citazione MLA

Barger et al, et al. Diseases and Parasites of Poultry. Culcutta, 1953.