Weilbacher, W. M. (1979). Advertising. Macmillan.
Chicago Style aipamenaWeilbacher, William M. Advertising. Macmillan, 1979.
MLA aipamenaWeilbacher, William M. Advertising. Macmillan, 1979.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.
Weilbacher, W. M. (1979). Advertising. Macmillan.
Chicago Style aipamenaWeilbacher, William M. Advertising. Macmillan, 1979.
MLA aipamenaWeilbacher, William M. Advertising. Macmillan, 1979.