诺瑟普 & 常非. (2014). 为奴十二载: 12 years a slave. 北京大学出版社.
Chicago Style (17th ed.) Citation诺瑟普 and 常非. 为奴十二载: 12 Years a Slave. 北京大学出版社, 2014.
MLA (8th ed.) Citation诺瑟普 and 常非. 为奴十二载: 12 Years a Slave. 北京大学出版社, 2014.
Warning: These citations may not always be 100% accurate.