Kotler, P. (1991). Marketing management: Analysis, planning, implementation and control (7th ed.). Prentice hall of india pvt. ltd.
استشهاد بنمط شيكاغوKotler, Philip. Marketing Management: Analysis, Planning, Implementation and Control. 7th ed. New Delhi: Prentice hall of india pvt. ltd, 1991.
MLA استشهادKotler, Philip. Marketing Management: Analysis, Planning, Implementation and Control. 7th ed. Prentice hall of india pvt. ltd, 1991.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.