Bull, S. (2004). Encyclopedia of military technology and innovation. Greenwood Press.
芝加哥风格引文Bull, Stephen. Encyclopedia of Military Technology and Innovation. Westport, Conn.: Greenwood Press, 2004.
MLA引文Bull, Stephen. Encyclopedia of Military Technology and Innovation. Greenwood Press, 2004.
警告：这些引文格式不一定是100％准确.