Melvin, M., & Boyes, W. (2011). Principles of Macroeconomics (8th ed.). South-Western Cengage Learning.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रMelvin, Michael, और William Boyes. Principles of Macroeconomics. 8th ed. Australia: South-Western Cengage Learning, 2011.
एमएलए (9वां संस्करण) प्रशस्ति पत्रMelvin, Michael, और William Boyes. Principles of Macroeconomics. 8th ed. South-Western Cengage Learning, 2011.
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