Sanchez, C. A. (1991). Population education (psychological, sociological, biological, anthropological) (rev. ed.). National Book Store.
芝加哥风格引文Sanchez, Custodiosa A. Population Education (psychological, Sociological, Biological, Anthropological). rev. ed. Manila: National Book Store, 1991.
MLA引文Sanchez, Custodiosa A. Population Education (psychological, Sociological, Biological, Anthropological). rev. ed. National Book Store, 1991.
警告：这些引文格式不一定是100％准确.