McEachern, W. A. (2012). Microeconomic Principles: A Contemporary Introduction 9 ED (9th.). Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMcEachern, Willam A. Microeconomic Principles: A Contemporary Introduction 9 ED. 9th. Australia: Cengage Learning, 2012.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMcEachern, Willam A. Microeconomic Principles: A Contemporary Introduction 9 ED. 9th. Cengage Learning, 2012.
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