Sharpe, P. J. (1997). Barron's: Practice Exercises For The Toefl Test. Binarupa Aksara.
芝加哥风格引文Sharpe, Pamela J. Barron's: Practice Exercises For The Toefl Test. Binarupa Aksara, 1997.
MLA引文Sharpe, Pamela J. Barron's: Practice Exercises For The Toefl Test. Binarupa Aksara, 1997.
警告：这些引文格式不一定是100％准确.