Cita APA (7th ed.)
Lawson, A. (2006). Walt Whitman & the class struggle. University of Iowa Press.
Cita Chicago (17th ed.)
Lawson, Andrew. Walt Whitman & the Class Struggle. Iowa City: University of Iowa Press, 2006.
Cita MLA (9th ed.)
Lawson, Andrew. Walt Whitman & the Class Struggle. University of Iowa Press, 2006.
Atenció: Aquestes cites poden no estar 100% correctes.