APA Style

Sharpe, P, J. (2010). Barron's TOEFL iBT : internet-based text. Thirteenth Edition (Thirteenth Edition). New York: Barrons.

MLA Style

Sharpe, Pamela, J. "Barron's TOEFL iBT : internet-based text. Thirteenth Edition". Thirteenth Edition New York: Barrons, 2010. Text.