Goin, C. J. (1971). Introduction to herpetology (2nd ed.). San Francisco.
Chicago Style aipamenaGoin, Coleman J. Introduction to Herpetology. 2nd ed. San Francisco, 1971.
MLA aipamenaGoin, Coleman J. Introduction to Herpetology. 2nd ed. San Francisco, 1971.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.