Kotler, P. (1988). Marketing management (6 edition.). Prentice-Hall of India Pvt. Ltd.
Chicago Edition CitationKotler, Philip. Marketing Management. 6 edition. New Delhi: Prentice-Hall of India Pvt. Ltd, 1988.
MLA Edition CitationKotler, Philip. Marketing Management. 6 edition. Prentice-Hall of India Pvt. Ltd, 1988.
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