Gaya APA

Annis, J, R., Allen, A, R. (1967). An Atlas of Canine Surgery: Basic Surgical Procedures with Emphasis on the Gastrointestinal and Urogenital Systems . Philadelphia: Lea \r Febiger.

Gaya MLA

Annis, John, R., Allen, Algernon, R. "An Atlas of Canine Surgery: Basic Surgical Procedures with Emphasis on the Gastrointestinal and Urogenital Systems". Philadelphia: Lea \r Febiger, 1967. print.