APA (7th ed.) Zitazioa
Oppong, R. F. (2011). Legal aspects of economic integration in Africa. Cambridge University Press.
Chicago Style (17th ed.) Zitazioa
Oppong, Richard Frimpong. Legal Aspects of Economic Integration in Africa. Cambridge ; New York: Cambridge University Press, 2011.
MLA (9th ed.) Zitazioa
Oppong, Richard Frimpong. Legal Aspects of Economic Integration in Africa. Cambridge University Press, 2011.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.