Citazione APA

Siemund, P., Davydova, J., & Maier, G. (2012). Amazing world of Englishes: A typological approach. De Gruyter Mouton.

Stile di citazione Chicago

Siemund, Peter, Julia Davydova, e Georg Maier. Amazing World of Englishes: A Typological Approach. Berlin: De Gruyter Mouton, 2012.

Citazione MLA

Siemund, Peter, et al. Amazing World of Englishes: A Typological Approach. De Gruyter Mouton, 2012.