APA aipamena

Wagner, G. A. (1934). Letter to Ravenna Mosaic Company, May 17, 1934. Saint Louis University Libraries Digitization Center.

Chicago Style aipamena

Wagner, Gerdt A. Letter to Ravenna Mosaic Company, May 17, 1934. Saint Louis University Libraries Digitization Center, 1934.

MLA aipamena

Wagner, Gerdt A. Letter to Ravenna Mosaic Company, May 17, 1934. Saint Louis University Libraries Digitization Center, 1934.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.