Shepard, D. (1995). The new direct marketing: How to implement a profit driven database marketing strategy. Burr Ridge [etc.]: Irwin.
Citación estilo ChicagoShepard, David. The New Direct Marketing: How to Implement a Profit Driven Database Marketing Strategy. Burr Ridge [etc.]: Irwin, 1995.
Cita MLAShepard, David. The New Direct Marketing: How to Implement a Profit Driven Database Marketing Strategy. Burr Ridge [etc.]: Irwin, 1995.
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