RAO, B. V. (1978). OPERATION AND MAINTENANCE ELECTRICAL EQUIPMENT. MEDIA PROMOTERS & PUBLISHERS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRAO, B. V. OPERATION AND MAINTENANCE ELECTRICAL EQUIPMENT. BOMBAY: MEDIA PROMOTERS & PUBLISHERS, 1978.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRAO, B. V. OPERATION AND MAINTENANCE ELECTRICAL EQUIPMENT. MEDIA PROMOTERS & PUBLISHERS, 1978.
चेतावनी: ये उद्धरण हमेशा 100% सटीक नहीं हो सकते हैं.