Ingpen, Robert
Encyclopedia of ideas that changed the world : the greatest discoveries and inventions of human history
Dragon's World, 1993
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Bukti visual penemuan planer pada bintang fomalhaut
Artikel Jurnal
Ewald, Helen Rothschild
Writing as process : invention and convention / Helen Rothschild Ewald
Charles E. Merrill Publishing Company, 1983
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Deng, Yinke
Ancient Chinese invention : thousands of years of science and technology
China Intercontinental Press, 2010
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Reichold, Klaus
Buildings that changed the world
Prestel, 2004
Buku Teks SO