Style de citation APA (7e éd.)

Gower, R. (2005). Grammar in practice: 40 units of self-study grammar exercises with tests. [Intermediate to upper-intermediate]. Cambridge University Press.

Style de citation Chicago (17e éd.)

Gower, Roger. Grammar in Practice: 40 Units of Self-study Grammar Exercises with Tests. [Intermediate to Upper-intermediate]. Cambridge: Cambridge University Press, 2005.

Style de citation MLA (8e éd.)

Gower, Roger. Grammar in Practice: 40 Units of Self-study Grammar Exercises with Tests. [Intermediate to Upper-intermediate]. Cambridge University Press, 2005.