Citazione Stile APA (7a Edizione)

SHARPE, P. J. (2007). Barron's how to prepare for the toefl ibt: Test of english as a foreign language internet-based test (ed.12.). Binarupa Aksara.

Citazione stile Chigago Style (17a edizione)

SHARPE, Pamela J. Barron's How to Prepare for the Toefl Ibt: Test of English as a Foreign Language Internet-based Test. ed.12. Jakarta: Binarupa Aksara, 2007.

Citatione MLA (9a ed.)

SHARPE, Pamela J. Barron's How to Prepare for the Toefl Ibt: Test of English as a Foreign Language Internet-based Test. ed.12. Binarupa Aksara, 2007.