Moulton, W. G. (1970). A linguistic guide to language learning (2d ed.). Modern Language Association of America.
芝加哥风格引文Moulton, William Gamwell. A Linguistic Guide to Language Learning. 2d ed. [New York]: Modern Language Association of America, 1970.
MLA引文Moulton, William Gamwell. A Linguistic Guide to Language Learning. 2d ed. Modern Language Association of America, 1970.
警告：这些引文格式不一定是100％准确.