Gaya APA

Belch, G, E., Belch, M, A. (1995). Introduction to advertising and promotion : an integrated marketing communications perspective (3rd ed). Chicago: Irwin.

Gaya MLA

Belch, George, E.., Belch, Michael, A.. "Introduction to advertising and promotion : an integrated marketing communications perspective". 3rd ed Chicago: Irwin, 1995. Text.