Cita APA (7th ed.)

Harrison, B. (1974). English as a second and foreign language. Edward Arnold.

Cita Chicago (17th ed.)

Harrison, Brian. English as a Second and Foreign Language. Londres, Inglaterra: Edward Arnold, 1974.

Cita MLA (9th ed.)

Harrison, Brian. English as a Second and Foreign Language. Edward Arnold, 1974.

Atenció: Aquestes cites poden no estar 100% correctes.