APA (7th ed.) Citation

Sinclair, J. (1988). Collins COBUILD essential dictionary. HarperCollins.

Chicago Style (17th ed.) Citation

Sinclair, John. Collins COBUILD Essential Dictionary. London: HarperCollins, 1988.

MLA (9th ed.) Citation

Sinclair, John. Collins COBUILD Essential Dictionary. HarperCollins, 1988.

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