Cita APA (7a ed.)

Fowler, W. (1996). Fowler fisrst certificate: Coursebook. Longman.

Cita Chicago Style (17a ed.)

Fowler, W.S. Fowler Fisrst Certificate: Coursebook. London: Longman, 1996.

Cita MLA (9a ed.)

Fowler, W.S. Fowler Fisrst Certificate: Coursebook. Longman, 1996.