APA aipamena

Johnson, C. (1993). Tractado de viçios e virtudes: An edition. Scripta Humanistica.

Chicago Style aipamena

Johnson, Cleveland. Tractado De Viçios E Virtudes: An Edition. Potomac, Md., U.S.A.: Scripta Humanistica, 1993.

MLA aipamena

Johnson, Cleveland. Tractado De Viçios E Virtudes: An Edition. Scripta Humanistica, 1993.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.