Cita APA (7a ed.)

Berggren, W. A., & Prothero, D. R. (1992). Eocene-Oligocene Climatic and Biotic Evolution. Princeton University Press.

Cita Chicago Style (17a ed.)

Berggren, William A., y Donald R. Prothero. Eocene-Oligocene Climatic and Biotic Evolution. Princeton, New Jersey: Princeton University Press, 1992.

Cita MLA (8a ed.)

Berggren, William A., y Donald R. Prothero. Eocene-Oligocene Climatic and Biotic Evolution. Princeton University Press, 1992.