APA Edition Citation

Peterson, W. L. (1990). Principles of economics: Macro (7 edition.). Universal Book Stall.

Chicago Edition Citation

Peterson, Willis L. Principles of Economics: Macro. 7 edition. New Delhi: Universal Book Stall, 1990.

MLA Edition Citation

Peterson, Willis L. Principles of Economics: Macro. 7 edition. Universal Book Stall, 1990.

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