APA (7th ed.) Citation

Arnold, C., & Wallace, M. P. (1993). On the brink of extinction: The California condor. Harcourt Brace Jovanovich.

Chicago Style (17th ed.) Citation

Arnold, Caroline, and Michael Phillip Wallace. On the Brink of Extinction: The California Condor. San Diego: Harcourt Brace Jovanovich, 1993.

MLA (9th ed.) Citation

Arnold, Caroline, and Michael Phillip Wallace. On the Brink of Extinction: The California Condor. Harcourt Brace Jovanovich, 1993.