APA (7th ed.) Citation

Sayre, J. E., & Morris, A. J. (2009). Principles of microeconomics (5th ed., custom replacement version.). McGraw-Hill Ryerson Ltd.

Chicago Style (17th ed.) Citation

Sayre, John E., and Allan J. Morris. Principles of Microeconomics. 5th ed., custom replacement version. New York: McGraw-Hill Ryerson Ltd, 2009.

MLA (9th ed.) Citation

Sayre, John E., and Allan J. Morris. Principles of Microeconomics. 5th ed., custom replacement version. McGraw-Hill Ryerson Ltd, 2009.