APA

Gower R., . (2010). Grammar in practice 2. Elementary. Edinburgh: Cambridge University Press.

Chicago

Gower R, . 2010. Grammar in practice 2. Elementary. Edinburgh: Cambridge University Press.

Harvard

Gower R., . (2010). Grammar in practice 2. Elementary. Edinburgh: Cambridge University Press.

MLA

Gower R, . Grammar in practice 2. Elementary. Edinburgh: Cambridge University Press. 2010.