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Dyfyniad Arddull ChicagoShajahan, S; Author. Marketing Research: Concepts and Practices in India. New Delhi, Macmillan India Ltd, 2005.
Dyfyniad MLAShajahan, S; Author. Marketing Research: Concepts and Practices in India. 2005.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.