Rafael, E. F. (2013). Technology as a social system: A system theoretical conceptualization. Philippine Sociological Review.
芝加哥风格引文Rafael, Erwin F. "Technology as a Social System: A System Theoretical Conceptualization." Philippine Sociological Review 2013.
MLA引文Rafael, Erwin F. "Technology as a Social System: A System Theoretical Conceptualization." Philippine Sociological Review, 2013.
警告：这些引文格式不一定是100％准确.