APA (7th ed.) Citation

(1992). Longman dictionary of the English language (New ed., 2. impr.). Longman.

Chicago Style (17th ed.) Citation

Longman Dictionary of the English Language. New ed., 2. impr. Harlow, Essex: Longman, 1992.

MLA (9th ed.) Citation

Longman Dictionary of the English Language. New ed., 2. impr. Longman, 1992.