Sharpe, Pamela J. TOEFL iBT : Internet -based text / Pamela J. Sharpe. - 13th edition - Hauppauge, N.Y. : Barron's Educational Series, Inc, 2010. - xiv, 817 p. : ill. ; 28 cm. ISBN: 978-0-7641-4368-7 Subjects--Topical Terms: Textbooks for foreign speakers