Citazione APA

Sharpe, P. J. (2006). Barron's practice exercises for the TOEFL: Test of English as a foreign language. TR.

Stile di citazione Chicago

Sharpe, Pamela J. Barron's Practice Exercises for the TOEFL: Test of English As a Foreign Language. TR, 2006.

Citazione MLA

Sharpe, Pamela J. Barron's Practice Exercises for the TOEFL: Test of English As a Foreign Language. TR, 2006.

Attenzione: Queste citazioni potrebbero non essere precise al 100%.