Clifford, W. (1984). Law and order in Papua New Guinea. Institute of National Affairs.
芝加哥风格引文Clifford, William. Law and Order in Papua New Guinea. Papua New Guinea: Institute of National Affairs, 1984.
MLA引文Clifford, William. Law and Order in Papua New Guinea. Institute of National Affairs, 1984.
警告：这些引文格式不一定是100％准确.