APA ציטוט

Ian R Tizard. (1977). Veterinary Immunology: An Introduction (5.). Philadelphia.

Chicago Edition Citation

Ian R Tizard. Veterinary Immunology: An Introduction. 5. Philadelphia, 1977.

ציטוט MLA

Ian R Tizard. Veterinary Immunology: An Introduction. 5. Philadelphia, 1977.