Cita APA (7a ed.)

Capel, A., & Nixon, R. (2003). Pet Masterclass Intermediate. Oxford University Press.

Cita Chicago Style (17a ed.)

Capel, Annette, y Rosemary Nixon. Pet Masterclass Intermediate. Inglaterra: Oxford University Press, 2003.

Cita MLA (9a ed.)

Capel, Annette, y Rosemary Nixon. Pet Masterclass Intermediate. Oxford University Press, 2003.