APA aipamena

Ozment, S. (1980). The age of reform 1250 - 1950. Yale University Press.

Chicago Style aipamena

Ozment, Steven. The Age of Reform 1250 - 1950. Yale University Press, 1980.

MLA aipamena

Ozment, Steven. The Age of Reform 1250 - 1950. Yale University Press, 1980.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.