Spitz, A. E. (1977). Product planning (2d ed.). Petrocelli/Charter.
Chicago Style (17th ed.) CitationSpitz, A. Edward. Product Planning. 2d ed. New York: Petrocelli/Charter, 1977.
MLA (9th ed.) CitationSpitz, A. Edward. Product Planning. 2d ed. Petrocelli/Charter, 1977.
Warning: These citations may not always be 100% accurate.