Rothman, H. (2013). 50 companies that changed the World. Jaico Publishing House.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRothman, Howard. 50 Companies That Changed the World. Mumbai: Jaico Publishing House, 2013.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRothman, Howard. 50 Companies That Changed the World. Jaico Publishing House, 2013.
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