Crawford, C. M. (1997). New products management (5th ed.). Irwin.
Chicago Style (17th ed.) CitationCrawford, C. Merle. New Products Management. 5th ed. Chicago: Irwin, 1997.
MLA (8th ed.) CitationCrawford, C. Merle. New Products Management. 5th ed. Irwin, 1997.
Advarsel: Disse citationer er muligvist ikke 100% nøjagtige.