Cita APA (7th ed.)

Krugman, P., & Wells, R. (2016). Microeconomics (4th.). Worth Publishers.

Cita Chicago (17th ed.)

Krugman, Paul, i Robin Wells. Microeconomics. 4th. New York: Worth Publishers, 2016.

Cita MLA (9th ed.)

Krugman, Paul, i Robin Wells. Microeconomics. 4th. Worth Publishers, 2016.