Smil, V. (2005). Creating the twentieth century: Technical innovations of 1867-1914 and their lasting impact. Oxford University Press.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSmil, Vaclav. Creating the Twentieth Century: Technical Innovations of 1867-1914 and Their Lasting Impact. Oxford University Press, 2005.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSmil, Vaclav. Creating the Twentieth Century: Technical Innovations of 1867-1914 and Their Lasting Impact. Oxford University Press, 2005.
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