Walker, O. C. a. (2006). Marketing strategy: Division focused approach (5th ed.). Tata McGraw Hill.
Chicago Style citaatWalker, Orville C...[et al.]. Marketing Strategy: Division Focused Approach. 5th ed. New Delhi: Tata McGraw Hill, 2006.
MLA citatieWalker, Orville C...[et al.]. Marketing Strategy: Division Focused Approach. 5th ed. Tata McGraw Hill, 2006.
Let op: Deze citaties zijn niet altijd 100% accuraat.