Cita APA (7th ed.)

BURY,Christopher, POTTER, M., & WINTER, M. (1988). Student practice book 4: Video english. Macmillan Pub.

Cita Chicago (17th ed.)

BURY,Christopher, Mike POTTER, i Michael WINTER. Student Practice Book 4: Video English. London: Macmillan Pub, 1988.

Cita MLA (9th ed.)

BURY,Christopher, et al. Student Practice Book 4: Video English. Macmillan Pub, 1988.