Summers, J. (2009). Essentials of marketing (3rd Asia Pacific ed.). Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSummers, Jane. Essentials of Marketing. 3rd Asia Pacific ed. Australia: Cengage Learning, 2009.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSummers, Jane. Essentials of Marketing. 3rd Asia Pacific ed. Cengage Learning, 2009.
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