Rao, B. (2020). History of the Modern World: From AD 1500 to AD 2019. Sterling Publisher.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRao, B.V. History of the Modern World: From AD 1500 to AD 2019. New Delhi: Sterling Publisher, 2020.
एमएलए (9वां संस्करण) प्रशस्ति पत्रRao, B.V. History of the Modern World: From AD 1500 to AD 2019. Sterling Publisher, 2020.
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