APA (7th ed.) Zitazioa
Todaro, M. P. (1989). Economic development in the third world (4th ed.). Longman.
Chicago Style (17th ed.) Zitazioa
Todaro, Michael P. Economic Development in the Third World. 4th ed. New York: Longman, 1989.
MLA (9th ed.) Zitazioa
Todaro, Michael P. Economic Development in the Third World. 4th ed. Longman, 1989.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.