Citazione Stile APA (7a Edizione)

BURY,Christopher, POTTER, M., & WINTER, M. (1990). Student practice book 7: Video english. Macmillan Pub.

Citazione stile Chigago Style (17a edizione)

BURY,Christopher, Mike POTTER, e Michael WINTER. Student Practice Book 7: Video English. London: Macmillan Pub, 1990.

Citatione MLA (9a ed.)

BURY,Christopher, et al. Student Practice Book 7: Video English. Macmillan Pub, 1990.