Cita APA (7a ed.)

Stebbins, G. L. (1966). Processes of organic evolution. Prentice-Hall.

Cita Chicago Style (17a ed.)

Stebbins, G. Ledyard. Processes of Organic Evolution. Englewood Cliffs: Prentice-Hall, 1966.

Cita MLA (8a ed.)

Stebbins, G. Ledyard. Processes of Organic Evolution. Prentice-Hall, 1966.