APA (7th ed.) Citation

Ferguson, C. E., & Kreps, J. M. (1962). Principles of economics. Holt Rinehart and Winston.

Chicago Style (17th ed.) Citation

Ferguson, C. E., and Juanita Morris Kreps. Principles of Economics. New York: Holt Rinehart and Winston, 1962.

MLA (9th ed.) Citation

Ferguson, C. E., and Juanita Morris Kreps. Principles of Economics. Holt Rinehart and Winston, 1962.