SHARPE, P. J. (1992). Barron's How To Prepare For The Toefl Test Of English As A Foreign Language. Binarupa Aksara.
Chicago (17e ed.) BronvermeldingSHARPE, Pamela J. Barron's How To Prepare For The Toefl Test Of English As A Foreign Language. Binarupa Aksara, 1992.
MLA (8e ed.) BronvermeldingSHARPE, Pamela J. Barron's How To Prepare For The Toefl Test Of English As A Foreign Language. Binarupa Aksara, 1992.
Let op: Deze citaties zijn niet altijd 100% accuraat.