Style de citation APA (7e éd.)

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

Style de citation Chicago (17e éd.)

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

Style de citation MLA (9e éd.)

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