Romanoff, M. R. (1991). Language and study skills for learners of English. Prentice Hall Regents.
芝加哥风格引文Romanoff, Marjorie R. Language and Study Skills for Learners of English. Englewood Cliffs, N.J: Prentice Hall Regents, 1991.
MLA引文Romanoff, Marjorie R. Language and Study Skills for Learners of English. Prentice Hall Regents, 1991.
警告：这些引文格式不一定是100％准确.