Gaya APA

Sharpe, P, J. (2004). How to Prepare for the Toefl Test of English as a Foreign language (ed. 11). United States of America: Barron\'s.

Gaya MLA

Sharpe, Pamela, J.. "How to Prepare for the Toefl Test of English as a Foreign language". ed. 11 United States of America: Barron\'s, 2004. Electronic Resource.