APA aipamena

Murray,Tracy. (1977). Trade preferences for developing countries. Macmillan.

Chicago Style aipamena

Murray,Tracy. Trade Preferences for Developing Countries. London: Macmillan, 1977.

MLA aipamena

Murray,Tracy. Trade Preferences for Developing Countries. Macmillan, 1977.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.