Collier, P., & Hoeffler, A. (2004). Military expenditure in post-conflict societies.
芝加哥风格引文Collier, P., 与 A. Hoeffler. Military Expenditure in Post-conflict Societies. 2004.
MLA引文Collier, P., 与 A. Hoeffler. Military Expenditure in Post-conflict Societies. 2004.
警告：这些引文格式不一定是100％准确.