APA (7th ed.) Citation

Cunningham, J. T. (1900). Sexual dimorphism in the animal kingdom: A theory of the evolution of secondary sexual characters. A. and C. Black.

Chicago Style (17th ed.) Citation

Cunningham, J. T. Sexual Dimorphism in the Animal Kingdom: A Theory of the Evolution of Secondary Sexual Characters. London: A. and C. Black, 1900.

MLA (9th ed.) Citation

Cunningham, J. T. Sexual Dimorphism in the Animal Kingdom: A Theory of the Evolution of Secondary Sexual Characters. A. and C. Black, 1900.