APA (7th ed.) Citation

Summers, D. (1992). Longman dictionary of English language and culture. Longman.

Chicago Style (17th ed.) Citation

Summers, Della. Longman Dictionary of English Language and Culture. Harlow: Longman, 1992.

MLA (9th ed.) Citation

Summers, Della. Longman Dictionary of English Language and Culture. Longman, 1992.

Warning: These citations may not always be 100% accurate.