APA Style
Northup, Solomon. (2014).
12 Years a Slave: A True Story .
London:
William Collins.
Chicago Style
Northup, Solomon.
12 Years a Slave: A True Story.
London:
William Collins,
2014.
Text.
MLA Style
Northup, Solomon.
12 Years a Slave: A True Story.
London:
William Collins,
2014.
Text.
Turabian Style
Northup, Solomon.
12 Years a Slave: A True Story.
London:
William Collins,
2014.
Print.