Smil, V. (2004). Creating the twentieth century: Technical innovations of 1867-1914 and their lasting impact. Oxford University Press.
Lua i Stíl Chicago (17ú heag.)Smil, Vaclav. Creating the Twentieth Century: Technical Innovations of 1867-1914 and Their Lasting Impact. New York: Oxford University Press, 2004.
Lua MLA (9ú heag.)Smil, Vaclav. Creating the Twentieth Century: Technical Innovations of 1867-1914 and Their Lasting Impact. Oxford University Press, 2004.
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