APA (7th ed.) Citation

Krugman, P. R., & Wells, R. (2020). Essentials of economics (fifth edition.). Worth Publishers, Macmillan Learning.

Chicago Style (17th ed.) Citation

Krugman, Paul R., and Robin Wells. Essentials of Economics. fifth edition. New York: Worth Publishers, Macmillan Learning, 2020.

MLA (9th ed.) Citation

Krugman, Paul R., and Robin Wells. Essentials of Economics. fifth edition. Worth Publishers, Macmillan Learning, 2020.