Sharpe, P. J., & Pamela J. Sharpe; Ph.D. (2006). Pass key to the TOEFL iBT. Hauppauge, NY: Barrons Educational Series, Inc.
シカゴスタイル引用形Sharpe, Pamela J., , Pamela J. Sharpe; Ph.D. Pass Key to the TOEFL IBT. Hauppauge, NY: Barrons Educational Series, Inc, 2006.
MLA引用形式Sharpe, Pamela J., , Pamela J. Sharpe; Ph.D. Pass Key to the TOEFL IBT. Hauppauge, NY: Barrons Educational Series, Inc, 2006.
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