SHARPE PAMELA J. (1994). HOW TO PREPARE FOR TOEFL (6.). GALGOTIA PUBLICATIONS.
芝加哥风格引文SHARPE PAMELA J. HOW TO PREPARE FOR TOEFL. 6. NEW DELHI: GALGOTIA PUBLICATIONS, 1994.
MLA引文SHARPE PAMELA J. HOW TO PREPARE FOR TOEFL. 6. GALGOTIA PUBLICATIONS, 1994.
警告：这些引文格式不一定是100％准确.