APA (7th ed.) Citation

Hanson, E. D. (1961). Animal diversity (2d ed.). Prentice-Hall.

Chicago Style (17th ed.) Citation

Hanson, Earl D. Animal Diversity. 2d ed. Englewood Cliffs, N.J: Prentice-Hall, 1961.

MLA (9th ed.) Citation

Hanson, Earl D. Animal Diversity. 2d ed. Prentice-Hall, 1961.