APA citiranje

Olson, E. C. (1962). Late Permian terrestrial vertebrates, U.S.A. and U.S.S.R. American Philosophical Society.

Chicago Style (17th ed.) Citation

Olson, Everett Claire. Late Permian Terrestrial Vertebrates, U.S.A. and U.S.S.R. Philadelphia: American Philosophical Society, 1962.

MLA citiranje

Olson, Everett Claire. Late Permian Terrestrial Vertebrates, U.S.A. and U.S.S.R. American Philosophical Society, 1962.