Villegas, E. M. (1984). Studies in Philippine political economy (2nd rev. ed.). Silangan.
芝加哥风格引文Villegas, Edberto Malvar. Studies in Philippine Political Economy. 2nd rev. ed. Manila: Silangan, 1984.
MLA引文Villegas, Edberto Malvar. Studies in Philippine Political Economy. 2nd rev. ed. Silangan, 1984.
警告：这些引文格式不一定是100％准确.