APA (7th ed.) Citation

CHISHOLM, R., & McCARTY, M. Principles of economics.-- Ed.2. Scott.

Chicago Style (17th ed.) Citation

CHISHOLM, Roger, and Marilu McCARTY. Principles of Economics.-- Ed.2. Illinois: Scott.

MLA (9th ed.) Citation

CHISHOLM, Roger, and Marilu McCARTY. Principles of Economics.-- Ed.2. Scott.