Style de citation APA (7e éd.)

Close, R. A. (1964). The new English grammar: Lessons in English as a foreign language. Harvard University Press.

Style de citation Chicago (17e éd.)

Close, R. A. The New English Grammar: Lessons in English as a Foreign Language. Cambridge: Harvard University Press, 1964.

Style de citation MLA (9e éd.)

Close, R. A. The New English Grammar: Lessons in English as a Foreign Language. Harvard University Press, 1964.