Gaya APA

, ., Sharpe, P, J. (2012). Outsmart the TOEFL : test strategies and tips . Barron\'s Educational Series, : Barron\'s Educational Series, 2012.

Gaya MLA

, ., Sharpe, Pamela, J.. "Outsmart the TOEFL : test strategies and tips". Barron\'s Educational Series, : Barron\'s Educational Series, 2012, 2012. .