Cita APA (7a ed.)

Baker, E. (1972). Contemporay English. Issac Pitman & Sons.

Cita Chicago Style (17a ed.)

Baker, Edgar. Contemporay English. London: Issac Pitman & Sons, 1972.

Cita MLA (9a ed.)

Baker, Edgar. Contemporay English. Issac Pitman & Sons, 1972.