एपीए उद्धरण

(2007). Collins Cobuild advanced dictionary of American English. Boston, MA: Thomson Heinle.

शिकागो स्टाइल उद्धरण

Collins Cobuild Advanced Dictionary of American English. Boston, MA: Thomson Heinle, 2007.

एमएलए उद्धरण

Collins Cobuild Advanced Dictionary of American English. Boston, MA: Thomson Heinle, 2007.