SHARPE, P. J. (1986). Barron's how to prepare for the TOEFL: Test of english as a foreign language.-- ed.5. Barron's Educational Series.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रSHARPE, Pamela J. Barron's How to Prepare for the TOEFL: Test of English as a Foreign Language.-- Ed.5. Woodbury: Barron's Educational Series, 1986.
एमएलए (9वां संस्करण) प्रशस्ति पत्रSHARPE, Pamela J. Barron's How to Prepare for the TOEFL: Test of English as a Foreign Language.-- Ed.5. Barron's Educational Series, 1986.
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