Nordquist, R. (1991). Passages: A beginning writers guide (2nd.ed.). St.Martin's.
芝加哥风格引文Nordquist, Richard. Passages: A Beginning Writers Guide. 2nd.ed. New York: St.Martin's, 1991.
MLA引文Nordquist, Richard. Passages: A Beginning Writers Guide. 2nd.ed. St.Martin's, 1991.
警告：这些引文格式不一定是100％准确.