APA aipamena

Renwick, R. (1981). Economic sanctions. Center for International Affairs, Harvard University.

Chicago Style aipamena

Renwick, Robin. Economic Sanctions. Cambridge, Mass.: Center for International Affairs, Harvard University, 1981.

MLA aipamena

Renwick, Robin. Economic Sanctions. Center for International Affairs, Harvard University, 1981.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.