APA aipamena

The Calvert Associates; Williams, M. (1925). The Resurgent Force. A letter from Michael Williams. New York.

Chicago Style aipamena

The Calvert Associates; Williams, Michael. The Resurgent Force. A Letter from Michael Williams. New York, 1925.

MLA aipamena

The Calvert Associates; Williams, Michael. The Resurgent Force. A Letter from Michael Williams. New York, 1925.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.