Kleppner, O., & Govoni, N. A. P. (1980). Advertising procedure (7th ed.). Prentice-Hall.
Chicago Style (17th ed.) CitationKleppner, Otto, and Norman A. P. Govoni. Advertising Procedure. 7th ed. Englewood Cliffs, N.J: Prentice-Hall, 1980.
MLA (9th ed.) CitationKleppner, Otto, and Norman A. P. Govoni. Advertising Procedure. 7th ed. Prentice-Hall, 1980.
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