APA (7th ed.) Citation

Hesse, C. J. (1936). A Pliocene vertebrate fauna from Optima, Oklahoma. University of California Press.

Chicago Style (17th ed.) Citation

Hesse, Curtis Julian. A Pliocene Vertebrate Fauna from Optima, Oklahoma. Berkeley, CA: University of California Press, 1936.

MLA (9th ed.) Citation

Hesse, Curtis Julian. A Pliocene Vertebrate Fauna from Optima, Oklahoma. University of California Press, 1936.