Derry, T. K., & Williams, T. I. (1961). A short history of technology: From the earliest times to A.D. 1900. Dover Publications.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रDerry, Thomas Kingston, और Trevor Illtyd Williams. A Short History of Technology: From the Earliest Times to A.D. 1900. New York: Dover Publications, 1961.
एमएलए (9वां संस्करण) प्रशस्ति पत्रDerry, Thomas Kingston, और Trevor Illtyd Williams. A Short History of Technology: From the Earliest Times to A.D. 1900. Dover Publications, 1961.
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