STALLCUP, J. G. (1990). Designing electrical systems: Based on the 1990 natio-nal electrical code. American Tecnical Pub.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSTALLCUP, James G. Designing Electrical Systems: Based on the 1990 Natio-nal Electrical Code. Homewood: American Tecnical Pub, 1990.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSTALLCUP, James G. Designing Electrical Systems: Based on the 1990 Natio-nal Electrical Code. American Tecnical Pub, 1990.
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