APA aipamena

Duncan, T. W. (1961). Virgo descending. Longmans.

Chicago Style aipamena

Duncan, Thomas W. Virgo Descending. London: Longmans, 1961.

MLA aipamena

Duncan, Thomas W. Virgo Descending. Longmans, 1961.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.