Philippine (Commonwealth) Bureau of the Census and Statistics. (1976). Handbook of Philippine statistics [microform]. Photoduplication Service, University of the Phil ppines Library.
芝加哥风格引文Philippine (Commonwealth) Bureau of the Census and Statistics. Handbook of Philippine Statistics [microform]. Quezon City: Photoduplication Service, University of the Phil ppines Library, 1976.
MLA引文Philippine (Commonwealth) Bureau of the Census and Statistics. Handbook of Philippine Statistics [microform]. Photoduplication Service, University of the Phil ppines Library, 1976.
警告：这些引文格式不一定是100％准确.