APA (7th ed.) Citation

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

Chicago Style (17th ed.) Citation

Stebbins, G. Ledyard. Processes of Organic Evollution. Englewood Cliffs, New Jersey, d191 p: Prentice-Hall, Inc, 1966.

MLA (9th ed.) Citation

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