NASAR, S. A. (1990). Theory and problems of electric power systems. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रNASAR, Syed A. Theory and Problems of Electric Power Systems. New York: McGraw-Hill, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रNASAR, Syed A. Theory and Problems of Electric Power Systems. McGraw-Hill, 1990.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.