APA Citation

OWEN. (1989). Collins cobuild essential English dictionary workbook. London: HarperCollins.

Chicago Style Citation

OWEN. Collins Cobuild Essential English Dictionary Workbook. London: HarperCollins, 1989.

MLA Citation

OWEN. Collins Cobuild Essential English Dictionary Workbook. London: HarperCollins, 1989.

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