APA (7th ed.) Citation

(2004). Collins English dictionary: Complete & unabridged. Harpercollins Publishers Limited.

Chicago Style (17th ed.) Citation

Collins English Dictionary: Complete & Unabridged. Great Britain: Harpercollins Publishers Limited, 2004.

MLA (9th ed.) Citation

Collins English Dictionary: Complete & Unabridged. Harpercollins Publishers Limited, 2004.

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