Cita APA (7a ed.)

Fowler, W. (1996). Fowler first certificate: Use of english. Longman.

Cita Chicago Style (17a ed.)

Fowler, W.S. Fowler First Certificate: Use of English. London: Longman, 1996.

Cita MLA (9a ed.)

Fowler, W.S. Fowler First Certificate: Use of English. Longman, 1996.