APA Edition Citation

Gregory, M. N. (1998). Principles of economics. Dryden Press.

Chicago Edition Citation

Gregory, Mankiw N. Principles of Economics. Fort Worth: Dryden Press, 1998.

MLA Edition Citation

Gregory, Mankiw N. Principles of Economics. Dryden Press, 1998.

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