SHARPE, P. J. (1980). TOEFL: TEST OF ENGLISH AS A FOREIGN LANGUAGE. BARRON\'S.
Lua i Stíl Chicago (17ú heag.)SHARPE, PAMELA J. TOEFL: TEST OF ENGLISH AS A FOREIGN LANGUAGE. BARRON\'S, 1980.
Lua MLA (8ú heag.)SHARPE, PAMELA J. TOEFL: TEST OF ENGLISH AS A FOREIGN LANGUAGE. BARRON\'S, 1980.
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