APA aipamena

Lange, O. (1963). Political economy. New York: The MacMillan Company.

Chicago Style aipamena

Lange, Oskar. Political Economy. New York: The MacMillan Company, 1963.

MLA aipamena

Lange, Oskar. Political Economy. New York: The MacMillan Company, 1963.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.