Cita APA (7a ed.)

Rich, T. H. V., & Vickers-Rich, P. (2020). Dinosaurs of Darkness: In Search of the Lost Polar World (Second edition.). Indiana University Press.

Cita Chicago Style (17a ed.)

Rich, Thomas H. V., y Patricia Vickers-Rich. Dinosaurs of Darkness: In Search of the Lost Polar World. Second edition. Bloomington: Indiana University Press, 2020.

Cita MLA (8a ed.)

Rich, Thomas H. V., y Patricia Vickers-Rich. Dinosaurs of Darkness: In Search of the Lost Polar World. Second edition. Indiana University Press, 2020.