APA (7th ed.) Citation

Leech, G., & Svartvik, J. (1975). A Communicative grammar of English. English Language Book Society.

Chicago Style (17th ed.) Citation

Leech, Geoffrey, and Jan Svartvik. A Communicative Grammar of English. English Language Book Society, 1975.

MLA (8th ed.) Citation

Leech, Geoffrey, and Jan Svartvik. A Communicative Grammar of English. English Language Book Society, 1975.

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