APA (7th ed.) Citation

(1987). Animals without backbones (3. ed.). Univ. of Chicago Pr.

Chicago Style (17th ed.) Citation

Animals Without Backbones. 3. ed. Chicago u.a: Univ. of Chicago Pr, 1987.

MLA (9th ed.) Citation

Animals Without Backbones. 3. ed. Univ. of Chicago Pr, 1987.

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