Redding, A. C. (2021). Google it: A history of Google (First Square Fish edition.). Square Fish.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रRedding, Anna Crowley. Google It: A History of Google. First Square Fish edition. New York, NY: Square Fish, 2021.
एमएलए (8वां संस्करण) प्रशस्ति पत्रRedding, Anna Crowley. Google It: A History of Google. First Square Fish edition. Square Fish, 2021.
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