Παραπομπή APA

E J Catcott. (1977). Animal health technology (2.). American veterinary publications, inc.

Παραπομπή Chicago Style

E J Catcott. Animal Health Technology. 2. American veterinary publications, inc, 1977.

Παραπομπή MLA

E J Catcott. Animal Health Technology. 2. American veterinary publications, inc, 1977.