APA (7e ed.) Bronvermelding

Howard-Williams, D., Tomalin, M., & Watcyn-Jones, P. Instant Lessons 2, Intermediate.

Chicago (17e ed.) Bronvermelding

Howard-Williams, Deirdre, Mary Tomalin, en Peter Watcyn-Jones. Instant Lessons 2, Intermediate.

MLA (8e ed.) Bronvermelding

Howard-Williams, Deirdre, et al. Instant Lessons 2, Intermediate.