APA aipamena

Brian Tierney. (1982). Western Europe in the Middle Ages, 300-1475. New York: McGraw-Hill.

Chicago Style aipamena

Brian Tierney. Western Europe in the Middle Ages, 300-1475. New York: McGraw-Hill, 1982.

MLA aipamena

Brian Tierney. Western Europe in the Middle Ages, 300-1475. New York: McGraw-Hill, 1982.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.