APA aipamena

Cole, J. (1993). The geography of the European Community. London: Routledge.

Chicago Style aipamena

Cole, John. The Geography of the European Community. London: Routledge, 1993.

MLA aipamena

Cole, John. The Geography of the European Community. London: Routledge, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.