APA (7th ed.) Zitazioa
Bull, S. (2004). Encyclopedia of military technology and innovation. Greenwood Press.
Chicago Style (17th ed.) Zitazioa
Bull, Stephen. Encyclopedia of Military Technology and Innovation. Westport, Conn.: Greenwood Press, 2004.
MLA (9th ed.) Zitazioa
Bull, Stephen. Encyclopedia of Military Technology and Innovation. Greenwood Press, 2004.
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