Cita APA (7a ed.)

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

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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