Citazione Stile APA (7a Edizione)

Gerngross, G., Puchta, H., & Thornbury, S. (2006). Teaching grammar creatively. [cambridge University Press].

Citazione stile Chigago Style (17a edizione)

Gerngross, Günter, Herbert Puchta, e Scott Thornbury. Teaching Grammar Creatively. Cambridge: [cambridge University Press], 2006.

Citatione MLA (9a ed.)

Gerngross, Günter, et al. Teaching Grammar Creatively. [cambridge University Press], 2006.