APA-viite (7. p.)

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

Chicago-viite (17. p.)

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

MLA-viite (9. p.)

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