Collins COBUILD English language dictionary

MLA

Sinclair, John McHardy. Collins Cobuild English Language Dictionary. London: HarperCollins, 1992.

APA

Sinclair, J. McHardy. (1992). Collins COBUILD English language dictionary. London: HarperCollins.

Chicago

Sinclair, John McHardy, ed. Collins COBUILD English Language Dictionary. London: HarperCollins, 1992.