Cita APA (7a ed.)

Chilton, H. (2021). Prepare: B1 Level 5, Workbook with digital pack (Second edition update 2021.). Cambridge University Press.

Cita Chicago Style (17a ed.)

Chilton, Helen. Prepare: B1 Level 5, Workbook with Digital Pack. Second edition update 2021. Cambridge: Cambridge University Press, 2021.

Cita MLA (9a ed.)

Chilton, Helen. Prepare: B1 Level 5, Workbook with Digital Pack. Second edition update 2021. Cambridge University Press, 2021.