APA (7e ed.) Bronvermelding

SHARPE, P. J. (1982). Barron's: How to prepare for the TOEFL (test of english as a foreign language. Barron's Educational Series.

Chicago (17e ed.) Bronvermelding

SHARPE, Pamela J. Barron's: How to Prepare for the TOEFL (test of English as a Foreign Language. New York: Barron's Educational Series, 1982.

MLA (9e ed.) Bronvermelding

SHARPE, Pamela J. Barron's: How to Prepare for the TOEFL (test of English as a Foreign Language. Barron's Educational Series, 1982.