Gaya APA

Sharpe, P, J. (2013). TOEFL IBT: Most Up-To-Date and Practice Tests Currently Available (14th ed). New York: Barron\'s.

Gaya MLA

Sharpe, Pamela, J.. "TOEFL IBT: Most Up-To-Date and Practice Tests Currently Available". 14th ed New York: Barron\'s, 2013. Text.