Gania, E. T. (2004). U.S. immigration: Step by step (2nd ed.). Sphinx Pub..
芝加哥风格引文Gania, Edwin T. U.S. Immigration: Step by Step. 2nd ed. Naperville, Ill.: Sphinx Pub., 2004.
MLA引文Gania, Edwin T. U.S. Immigration: Step by Step. 2nd ed. Sphinx Pub., 2004.
警告：这些引文格式不一定是100％准确.