APA aipamena

Craig, M. (1986). The Crystal Spirit: Lech Walesa and his Poland.

Chicago Style aipamena

Craig, Mary. The Crystal Spirit: Lech Walesa and His Poland. London, Hodder & Stoughton, 1986.

MLA aipamena

Craig, Mary. The Crystal Spirit: Lech Walesa and His Poland. 1986.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.