APA (7th ed.) Citation

Klopfer, P. H., & Hailman, J. P. (1967). An introduction to animal behavior: Ethology's first century. Prentice-Hall.

Chicago Style (17th ed.) Citation

Klopfer, Peter H., and Jack Parker Hailman. An Introduction to Animal Behavior: Ethology's First Century. Englewood Cliffs, N.J.: Prentice-Hall, 1967.

MLA (8th ed.) Citation

Klopfer, Peter H., and Jack Parker Hailman. An Introduction to Animal Behavior: Ethology's First Century. Prentice-Hall, 1967.