APA (7th ed.) Citation

(1999). Longman Grammar of Spoken and Written English. Longman.

Chicago Style (17th ed.) Citation

Longman Grammar of Spoken and Written English. Longman, 1999.

MLA (8th ed.) Citation

Longman Grammar of Spoken and Written English. Longman, 1999.

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