Nash, E. L. (2000). Direct marketing: Strategy, planning, execution (4th ed.). New York: McGraw Hill.
Chicago Style citaatNash, Edward L. Direct Marketing: Strategy, Planning, Execution. 4th ed. New York: McGraw Hill, 2000.
MLA citatieNash, Edward L. Direct Marketing: Strategy, Planning, Execution. 4th ed. New York: McGraw Hill, 2000.
Let op: Deze citaties zijn niet altijd 100% accuraat.