APA (7th ed.) Citation

Schmalhausen, I. (1949). Factors of evolution: The theory of stabilizing selection. Blakiston Co..

Chicago Style (17th ed.) Citation

Schmalhausen, Ivan. Factors of Evolution: The Theory of Stabilizing Selection. Philadelphia: Blakiston Co., 1949.

MLA (9th ed.) Citation

Schmalhausen, Ivan. Factors of Evolution: The Theory of Stabilizing Selection. Blakiston Co., 1949.

Warning: These citations may not always be 100% accurate.