Cita APA (7th ed.)

(2003). Longman dictionary of contemporary English (New ed.). Longman.

Cita Chicago (17th ed.)

Longman Dictionary of Contemporary English. New ed. Harlow, Essex, England: Longman, 2003.

Cita MLA (9th ed.)

Longman Dictionary of Contemporary English. New ed. Longman, 2003.