APA (7th ed.) Citation

Klopfer, P. H., & Hailman, J. P. (1967). An introduction to animal behavior: Ethologys firts century. Prentice-Hall.

Chicago Style (17th ed.) Citation

Klopfer, Peter H., and Jack P. Hailman. An Introduction to Animal Behavior: Ethologys Firts Century. Prentice-Hall, 1967.

MLA (8th ed.) Citation

Klopfer, Peter H., and Jack P. Hailman. An Introduction to Animal Behavior: Ethologys Firts Century. Prentice-Hall, 1967.

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