APA (7th ed.) Citation

Leech & Svartvik. (2002). A communicative grammar of English (3rd ed.). Longman.

Chicago Style (17th ed.) Citation

Leech and Svartvik. A Communicative Grammar of English. 3rd ed. London: Longman, 2002.

MLA (8th ed.) Citation

Leech and Svartvik. A Communicative Grammar of English. 3rd ed. Longman, 2002.

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