Cita APA (7th ed.)

Richards, I. A. (1943). Basic English and its uses. Paul, Trench, Trubner.

Cita Chicago (17th ed.)

Richards, I. A. Basic English and Its Uses. London: Paul, Trench, Trubner, 1943.

Cita MLA (9th ed.)

Richards, I. A. Basic English and Its Uses. Paul, Trench, Trubner, 1943.