KHURMI,GUPTA. (1982). THEORY OF MECHINES 4TH ED. EURASIA PUB. HOUSE.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKHURMI,GUPTA. THEORY OF MECHINES 4TH ED. NEW DELHI: EURASIA PUB. HOUSE, 1982.
एमएलए (9वां संस्करण) प्रशस्ति पत्रKHURMI,GUPTA. THEORY OF MECHINES 4TH ED. EURASIA PUB. HOUSE, 1982.
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