APA (7 वां संस्करण) प्रशस्ति पत्र
Armstrong, G., Kotler, P., Saunders, J., & Wong, V. (2005). Principles of marketing (4th European edition.). Pearson Education.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Armstrong, Gary, Philip Kotler, John Saunders, और Veronica Wong. Principles of Marketing. 4th European edition. Harlow, England: Pearson Education, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Armstrong, Gary, et al. Principles of Marketing. 4th European edition. Pearson Education, 2005.
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