Sharpe, P. J. (1983). Barron's how to prepare for the test of english as a foreign language TOEFL (4a. ed. rev. and update.). Woodburry, N. Y.: Barron's Educational.
Citación estilo ChicagoSharpe, Pamela J. Barron's How to Prepare for the Test of English As a Foreign Language TOEFL. 4a. ed. rev. and update. Woodburry, N. Y.: Barron's Educational, 1983.
Cita MLASharpe, Pamela J. Barron's How to Prepare for the Test of English As a Foreign Language TOEFL. 4a. ed. rev. and update. Woodburry, N. Y.: Barron's Educational, 1983.
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