Cita APA (7a ed.)

Alexander, L. (1967). Fluency in English: An integrated course for advanced students. Longmans.

Cita Chicago Style (17a ed.)

Alexander, L.G. Fluency in English: An Integrated Course for Advanced Students. London: Longmans, 1967.

Cita MLA (9a ed.)

Alexander, L.G. Fluency in English: An Integrated Course for Advanced Students. Longmans, 1967.