Cita APA (7a ed.)

radman, T., & Lamont, P. (1996). What's the time? Cambridge University Press ; Foundation books.

Cita Chicago Style (17a ed.)

radman, Tony, y Priscilla Lamont. What's the Time? Cambridge : New Delhi: Cambridge University Press ; Foundation books, 1996.

Cita MLA (8a ed.)

radman, Tony, y Priscilla Lamont. What's the Time? Cambridge University Press ; Foundation books, 1996.