APA (7th ed.) Citation

Collins COBUILD. (2006). Collins COBUILD advanced learner's English dictionary (New ed.). HarperCollins.

Chicago Style (17th ed.) Citation

Collins COBUILD. Collins COBUILD Advanced Learner's English Dictionary. New ed. Glasgow: HarperCollins, 2006.

MLA (9th ed.) Citation

Collins COBUILD. Collins COBUILD Advanced Learner's English Dictionary. New ed. HarperCollins, 2006.

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