APA (7th ed.) Zitazioa

Harvey, J. (1968). Intermediate economics. Macmillan.

Chicago Style (17th ed.) Zitazioa

Harvey, J. Intermediate Economics. London: Macmillan, 1968.

MLA (9th ed.) Zitazioa

Harvey, J. Intermediate Economics. Macmillan, 1968.