Feig, B. (1993). The new products workshop: Hands-on tools for developing winners. McGraw-Hill.
Chicago-referens (17:e uppl.)Feig, Barry. The New Products Workshop: Hands-on Tools for Developing Winners. New York: McGraw-Hill, 1993.
MLA-referens (9:e uppl.)Feig, Barry. The New Products Workshop: Hands-on Tools for Developing Winners. McGraw-Hill, 1993.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.