Allen, D. G. (1993). Handbook of veterinary drugs. Philadelphia: Lippincott.
Trích dẫn kiểu ChicagoAllen, Dana G. Handbook of Veterinary Drugs. Philadelphia: Lippincott, 1993.
MLA引文Allen, Dana G. Handbook of Veterinary Drugs. Philadelphia: Lippincott, 1993.
警告：這些引文格式不一定是100％准確.