APA ציטוט

Tizard, I. R. (1977). An introduction to veterinary immunology. Philadelphia: Saunders.

Trích dẫn kiểu Chicago

Tizard, Ian R. An Introduction to Veterinary Immunology. Philadelphia: Saunders, 1977.

ציטוט MLA

Tizard, Ian R. An Introduction to Veterinary Immunology. Philadelphia: Saunders, 1977.