Citazione APA

hewings,, A., & Hewings,, M. (2005). Grammar and context: An advanced resource book. Routledge.

Stile di citazione Chicago

hewings,, Ann, e Martin Hewings. Grammar and Context: An Advanced Resource Book. London: Routledge, 2005.

Citazione MLA

hewings,, Ann, e Martin Hewings. Grammar and Context: An Advanced Resource Book. Routledge, 2005.