Gaya APA

Greyser, S, A., Kopp, R, J. (1992). Cases in advertising and communications management . Englewood Cliffs: Prentice Hall inc.

Gaya MLA

Greyser, Stephen, A.., Kopp, Robert, J.. "Cases in advertising and communications management". Englewood Cliffs: Prentice Hall inc, 1992. Text.