APA aipamena

Young, G., & Wheeler, N. (1980). Iraq, land of two rivers. Collins.

Chicago Style aipamena

Young, Gavin, and Nik Wheeler. Iraq, Land of Two Rivers. London, England: Collins, 1980.

MLA aipamena

Young, Gavin, and Nik Wheeler. Iraq, Land of Two Rivers. Collins, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.