Style de citation APA (7e éd.)

Gower, R. (2005). Grammar in practice 4 (First edition.). Cambridge University Press.

Style de citation Chicago (17e éd.)

Gower, Roger. Grammar in Practice 4. First edition. Cambridge: Cambridge University Press, 2005.

Style de citation MLA (9e éd.)

Gower, Roger. Grammar in Practice 4. First edition. Cambridge University Press, 2005.