APA-viite

Sharpe, P. J. (2013). Barron's TOEFL iBT: The internet based test (14th ed.). Galgotia Publications.

Chicago-tyylinen lähdeviittaus

Sharpe, Pamela J. Barron's TOEFL IBT: The Internet Based Test. 14th ed. New Delhi: Galgotia Publications, 2013.

MLA-viite

Sharpe, Pamela J. Barron's TOEFL IBT: The Internet Based Test. 14th ed. Galgotia Publications, 2013.