ISTED, G. H., & BRODERICK, V. (1990). The best toefl: Workbook. Addison-wesley pub.
芝加哥风格引文ISTED, George H., 与 Vincent BRODERICK. The Best Toefl: Workbook. California: Addison-wesley pub, 1990.
MLA引文ISTED, George H., 与 Vincent BRODERICK. The Best Toefl: Workbook. Addison-wesley pub, 1990.
警告：这些引文格式不一定是100％准确.