Sharpe, P. J. (2010). TOEFL iBT: Internet -based text (13th ed.). Barron's Educational Series, Inc ; Galgotia publications Pvt. Ltd.
Čikaški stil citiranja (17. izdanje)Sharpe, Pamela J. TOEFL IBT: Internet -based Text. 13th ed. Hauppauge, N.Y. : New Delhi: Barron's Educational Series, Inc ; Galgotia publications Pvt. Ltd, 2010.
MLA način citiranja (8. izdanje)Sharpe, Pamela J. TOEFL IBT: Internet -based Text. 13th ed. Barron's Educational Series, Inc ; Galgotia publications Pvt. Ltd, 2010.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.