APA (7th ed.) Zitazioa

Littlejohn, A., & Hicks, D. (1998). Cambridge english for schools: Teacher's book four. Cambridge University Press.

Chicago Style (17th ed.) Zitazioa

Littlejohn, Andrew, eta Diana Hicks. Cambridge English for Schools: Teacher's Book Four. Cambridge: Cambridge University Press, 1998.

MLA (9th ed.) Zitazioa

Littlejohn, Andrew, eta Diana Hicks. Cambridge English for Schools: Teacher's Book Four. Cambridge University Press, 1998.