Still, R. R., & Norman, G. A. P. N. (1988). Sales Management: Decision, Strategy and Cases (5th.). Dorling Kindersley (India) Pvt. Ltd.
Dyfyniad Arddull ChicagoStill, Richard R., and Govoni A P Norman Norman. Sales Management: Decision, Strategy and Cases. 5th. Noida: Dorling Kindersley (India) Pvt. Ltd, 1988.
Dyfyniad MLAStill, Richard R., and Govoni A P Norman Norman. Sales Management: Decision, Strategy and Cases. 5th. Dorling Kindersley (India) Pvt. Ltd, 1988.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.