Verzija na datum 18 juli 2013 u 03:51 uredi Kolega2357-Bot (razgovor \| doprinos) 64.473 izmene m Bot: Izmjena šablona: Commons category. ← Starija izmjena		Verzija na datum 22 novembar 2013 u 10:51 uredi poništi Autobot (razgovor \| doprinos) Botovi 177.192 izmene m reference Novija izmjena →
Red 9: * Ebrey, Patricia Buckley (1999). ''The Cambridge Illustrated History of China''. Cambridge: Cambridge University Press. ISBN 0-521-43519-6 (hardback); ISBN 0-521-66991-X (paperback). * Feng Jiasheng (1954). ''The Invention of Gunpowder and Its Spread to The West''. Shanghai: Shanghai People's Press. TQ56-09/1 * {{~~cite~~Cite book \| author= Liang, Jieming \| title=Chinese Siege Warfare: Mechanical Artillery & Siege Weapons of Antiquity \| publisher= \| year=2006 \| isbn=981-05-5380-3\|ref=harv}} * Needham, Joseph (1986). ''Science and Civilization in China: Volume 4, Physics and Physical Technology, Part 1, Physics''. Taipei: Caves Books Ltd. * Needham, Joseph (1986). ''Science and Civilization in China: Volume 5, Chemistry and Chemical Technology, Part 7, Military Technology; the Gunpowder Epic''. Taipei: Caves Books, Ltd.

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