GULATI RANJAY. (2003). KELLOGG ON TECHNOLOGY AND INNOVATION. JOHN WILEY AND SONS.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रGULATI RANJAY. KELLOGG ON TECHNOLOGY AND INNOVATION. NEW JERSEY: JOHN WILEY AND SONS, 2003.
एमएलए (9वां संस्करण) प्रशस्ति पत्रGULATI RANJAY. KELLOGG ON TECHNOLOGY AND INNOVATION. JOHN WILEY AND SONS, 2003.
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