Caples, J. (1974). Tested advertising methods (4th ed., rev. and enl.). Prentice-Hall.
Chicago Style (17th ed.) CitationCaples, John. Tested Advertising Methods. 4th ed., rev. and enl. Englewood Cliffs, N.J: Prentice-Hall, 1974.
MLA (9th ed.) CitationCaples, John. Tested Advertising Methods. 4th ed., rev. and enl. Prentice-Hall, 1974.
Warning: These citations may not always be 100% accurate.