APA (7th ed.) Zitazioa

ROE. (1966). Essay on Marxian economics. Macmillan.

Chicago Style (17th ed.) Zitazioa

ROE. Essay on Marxian Economics. London: Macmillan, 1966.

MLA (9th ed.) Zitazioa

ROE. Essay on Marxian Economics. Macmillan, 1966.