Johnston, E. (1982). The bristol veterinary handbook of antimicrobial therapy. New York: Veterinary products bristol laboratories.
Trích dẫn kiểu ChicagoJohnston, E. The Bristol Veterinary Handbook of Antimicrobial Therapy. New York: Veterinary products bristol laboratories, 1982.
Deismireacht MLAJohnston, E. The Bristol Veterinary Handbook of Antimicrobial Therapy. New York: Veterinary products bristol laboratories, 1982.
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