Dickens, C. (1991). David copperfield: 1800 Headwords. England: Longman.
Trích dẫn kiểu ChicagoDickens, Charles. David Copperfield: 1800 Headwords. England: Longman, 1991.
MLA引文Dickens, Charles. David Copperfield: 1800 Headwords. England: Longman, 1991.
警告：这些引文格式不一定是100％准确.