APA (7th ed.) Citation

Slobodchikoff, C. N. (1976). Concepts of species. Dowden, Hutchinson & Ross.

Chicago Style (17th ed.) Citation

Slobodchikoff, C. N. Concepts of Species. Stroudsburg, Pa.: Dowden, Hutchinson & Ross, 1976.

MLA (9th ed.) Citation

Slobodchikoff, C. N. Concepts of Species. Dowden, Hutchinson & Ross, 1976.