APA (7e ed.) Bronvermelding

Olsen, A. E. (2010). Active vocabulary: General and academic words (4th ed.). Longman.

Chicago (17e ed.) Bronvermelding

Olsen, Amy E. Active Vocabulary: General and Academic Words. 4th ed. New York: Longman, 2010.

MLA (9e ed.) Bronvermelding

Olsen, Amy E. Active Vocabulary: General and Academic Words. 4th ed. Longman, 2010.