KELLEY, E. J. (1976). Marketing Planning And Competitive Strategy Eugene J. Kelley. Prentice- hall of India.
Chicago-referens (17:e uppl.)KELLEY, Eugene J. Marketing Planning And Competitive Strategy Eugene J. Kelley. Prentice- hall of India, 1976.
MLA-referens (8:e uppl.)KELLEY, Eugene J. Marketing Planning And Competitive Strategy Eugene J. Kelley. Prentice- hall of India, 1976.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.