APA (7th ed.) Citation

Carey, H. C. (1965). Principles of political economy. A. M. Kelley.

Chicago Style (17th ed.) Citation

Carey, Henry Charles. Principles of Political Economy. New York: A. M. Kelley, 1965.

MLA (8th ed.) Citation

Carey, Henry Charles. Principles of Political Economy. A. M. Kelley, 1965.

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