Citazione Stile APA (7a Edizione)

Close, R. A. (1962). English as a foreign language: Grammar and syntax for teachers and advanced students. Allen & Unwin.

Citazione stile Chigago Style (17a edizione)

Close, R. A. English as a Foreign Language: Grammar and Syntax for Teachers and Advanced Students. London: Allen & Unwin, 1962.

Citatione MLA (9a ed.)

Close, R. A. English as a Foreign Language: Grammar and Syntax for Teachers and Advanced Students. Allen & Unwin, 1962.