Jaffee, D. (1998). Levels of socio-economic development theory (2nd ed.). Praeger.
芝加哥风格引文Jaffee, David. Levels of Socio-economic Development Theory. 2nd ed. Westport, Conn: Praeger, 1998.
MLA引文Jaffee, David. Levels of Socio-economic Development Theory. 2nd ed. Praeger, 1998.
警告：这些引文格式不一定是100％准确.