APA (7th ed.) Citation

Henderson, J. V., & Poole, W. (1991). Principles of economics. D.C. Heath and Company.

Chicago Style (17th ed.) Citation

Henderson, J. Vernon, and William Poole. Principles of Economics. D.C. Heath and Company, 1991.

MLA (8th ed.) Citation

Henderson, J. Vernon, and William Poole. Principles of Economics. D.C. Heath and Company, 1991.

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