APA (7e ed.) Bronvermelding

Harris, D. P. (1969). Testing English as a second language. McGraw-Hill.

Chicago (17e ed.) Bronvermelding

Harris, David P. Testing English as a Second Language. New York: McGraw-Hill, 1969.

MLA (8e ed.) Bronvermelding

Harris, David P. Testing English as a Second Language. McGraw-Hill, 1969.