Cita APA (7a ed.)

Wells, J. C. (1990). Longman pronunciation dictionary. Longman.

Cita Chicago Style (17a ed.)

Wells, J. C. Longman Pronunciation Dictionary. Harlow: Longman, 1990.

Cita MLA (8a ed.)

Wells, J. C. Longman Pronunciation Dictionary. Longman, 1990.