Cita APA (7a ed.)

Brook-Hart, G. a., & Owen, D. c. (2011). Complete first certificate: Student's book with answers. Cambridge University Press.

Cita Chicago Style (17a ed.)

Brook-Hart, Guy autor, y Debbie coautor Owen. Complete First Certificate: Student's Book with Answers. Cambridge, United Kingdom: Cambridge University Press, 2011.

Cita MLA (9a ed.)

Brook-Hart, Guy autor, y Debbie coautor Owen. Complete First Certificate: Student's Book with Answers. Cambridge University Press, 2011.