KENNEDY GEORGR,DAVIS BERNARD. (2016). ELECTRONIC COMMUNICATION SYSTEMS (5TH.). MCGRAW HILL.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKENNEDY GEORGR,DAVIS BERNARD. ELECTRONIC COMMUNICATION SYSTEMS. 5TH. NEW DELHI: MCGRAW HILL, 2016.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKENNEDY GEORGR,DAVIS BERNARD. ELECTRONIC COMMUNICATION SYSTEMS. 5TH. MCGRAW HILL, 2016.
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