Cita APA (7th ed.)

HARRIS, D. P. (1974). Testing english a second language. McGraw-Hill.

Cita Chicago (17th ed.)

HARRIS, David P. Testing English a Second Language. Bombay: McGraw-Hill, 1974.

Cita MLA (9th ed.)

HARRIS, David P. Testing English a Second Language. McGraw-Hill, 1974.