Stapleton, J. (1974). How to prepare a marketing plan (2nd ed.). Gower press.
Dyfyniad Arddull ChicagoStapleton, John. How to Prepare a Marketing Plan. 2nd ed. London: Gower press, 1974.
Dyfyniad MLAStapleton, John. How to Prepare a Marketing Plan. 2nd ed. Gower press, 1974.
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