APA aipamena

Davis, W. H. (1971). The freewill question. Nijhoff.

Chicago Style aipamena

Davis, William Hatcher. The Freewill Question. The Hague: Nijhoff, 1971.

MLA aipamena

Davis, William Hatcher. The Freewill Question. Nijhoff, 1971.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.