Cita APA (7a ed.)

Fletcher, C. (1997). Longman pronunciation dictionary: Study guide. Longman.

Cita Chicago Style (17a ed.)

Fletcher, Clare. Longman Pronunciation Dictionary: Study Guide. Harlow: Longman, 1997.

Cita MLA (9a ed.)

Fletcher, Clare. Longman Pronunciation Dictionary: Study Guide. Longman, 1997.