Ortiz, C. (2010). Private armed forces and global security: A guide to the issues. Praeger.
芝加哥风格引文Ortiz, Carlos. Private Armed Forces and Global Security: A Guide to the Issues. Santa Barbara, CA: Praeger, 2010.
MLA引文Ortiz, Carlos. Private Armed Forces and Global Security: A Guide to the Issues. Praeger, 2010.
警告：这些引文格式不一定是100％准确.