Cita APA (7a ed.)

Strevens, P. (1972). British and American English (1st print.). Collier-Macmillan.

Cita Chicago Style (17a ed.)

Strevens, Peter. British and American English. 1st print. London: Collier-Macmillan, 1972.

Cita MLA (9a ed.)

Strevens, Peter. British and American English. 1st print. Collier-Macmillan, 1972.