Weilbacher, W. M. (1981). Cases in advertising: Instructor's manual. Macmillan.
Chicago Style (17th ed.) ZitazioaWeilbacher, William M. Cases in Advertising: Instructor's Manual. New York: Macmillan, 1981.
MLA (9th ed.) ZitazioaWeilbacher, William M. Cases in Advertising: Instructor's Manual. Macmillan, 1981.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.