Gaya APA

Sharpe, P, J. (2015). TOEFL STRATEGIES ANDA TIPS: Outsmart the TOEFL (2nd Edition). New York: Barrons.

Gaya MLA

Sharpe, Pamela, J.. "TOEFL STRATEGIES ANDA TIPS: Outsmart the TOEFL". 2nd Edition New York: Barrons, 2015. .