APA (7e ed.) Bronvermelding

Wright, A. L. (1966). Let's Learn english: Beginning course. American Book Company.

Chicago (17e ed.) Bronvermelding

Wright, Audrey L. Let's Learn English: Beginning Course. New York: American Book Company, 1966.

MLA (9e ed.) Bronvermelding

Wright, Audrey L. Let's Learn English: Beginning Course. American Book Company, 1966.