Battersby, Albert
Sales forecasting
Penguin Books, 1968
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Cortada, James W.
TQM for sales and marketing management
McGraw-Hill, 1993
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Johnson, Lewis K.
Sales and marketing management : text and cases
Allyn and Bacon, 1957
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Lancaster, Geoffrey A.
Forecasting for sales and materials management / Geoffrey A. Lancaster, Robert A. Lomas
Macmillan, 1985
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Foster, Dennis L.
Sales and marketing for the travel professional / Dennis L. Foster
Glencoe, 1993
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