Cita APA (7a ed.)

Grzimek, B., & Grzimek, M. (1960). Serengeti shall not die. Collins Clear-Type Press.

Cita Chicago Style (17a ed.)

Grzimek, Bernhard, y Michael Grzimek. Serengeti Shall Not Die. Londres: Collins Clear-Type Press, 1960.

Cita MLA (8a ed.)

Grzimek, Bernhard, y Michael Grzimek. Serengeti Shall Not Die. Collins Clear-Type Press, 1960.