APA (7th ed.) Zitazioa

CROUCH, R. L. (1972). Macroeconomics. Harcourt.

Chicago Style (17th ed.) Zitazioa

CROUCH, Robert L. Macroeconomics. New York: Harcourt, 1972.

MLA (9th ed.) Zitazioa

CROUCH, Robert L. Macroeconomics. Harcourt, 1972.