Beckerman, H. (1991). Family album, U.S.A. New York: Maxwell Macmillan.
Chicago Style aipamenaBeckerman, Howard. Family Album, U.S.A. New York: Maxwell Macmillan, 1991.
MLA aipamenaBeckerman, Howard. Family Album, U.S.A. New York: Maxwell Macmillan, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.