Kotler, P. (2006). Principles of Marketing (11th edn.). prentic hall of india.
Chicago Style aipamenaKotler, Philip. Principles of Marketing. 11th edn. New Delhi: prentic hall of india, 2006.
MLA aipamenaKotler, Philip. Principles of Marketing. 11th edn. prentic hall of india, 2006.
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