Mentan. Africa: Facing Human Security Challenges in the 21st Century. Langaa RPCIG.
芝加哥风格引文Mentan. Africa: Facing Human Security Challenges in the 21st Century. Langaa RPCIG.
MLA引文Mentan. Africa: Facing Human Security Challenges in the 21st Century. Langaa RPCIG.
警告：这些引文格式不一定是100％准确.