APA (7e ed.) Bronvermelding

Horn, E., & Peterson, T. (1945). Spelling you need. J.B. Lippincott Company.

Chicago (17e ed.) Bronvermelding

Horn, Ernest, en Thelma Peterson. Spelling You Need. Chicago, New York: J.B. Lippincott Company, 1945.

MLA (8e ed.) Bronvermelding

Horn, Ernest, en Thelma Peterson. Spelling You Need. J.B. Lippincott Company, 1945.