APA (7 वां संस्करण) प्रशस्ति पत्र
Nersesian, R. L. (2007). Energy for the 21st century: A comprehensive guide to conventional and alternative sources. M.E. Sharpe.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्र
Nersesian, Roy L. Energy for the 21st Century: A Comprehensive Guide to Conventional and Alternative Sources. Armonk, N.Y.: M.E. Sharpe, 2007.
एमएलए (9वां संस्करण) प्रशस्ति पत्र
Nersesian, Roy L. Energy for the 21st Century: A Comprehensive Guide to Conventional and Alternative Sources. M.E. Sharpe, 2007.
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