APA (7th ed.) Citation

Sinclair, J. [. (2006). Collins Cobuild English Usage. HarperCollins Pub.

Chicago Style (17th ed.) Citation

Sinclair, John [et.al]. Collins Cobuild English Usage. HarperCollins Pub, 2006.

MLA (8th ed.) Citation

Sinclair, John [et.al]. Collins Cobuild English Usage. HarperCollins Pub, 2006.

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