Cita APA (7th ed.)
Saum, L. O. (2001). Eugene Field and his age. University of Nebraska Press.
Cita Chicago (17th ed.)
Saum, Lewis O. Eugene Field and His Age. Lincoln: University of Nebraska Press, 2001.
Cita MLA (9th ed.)
Saum, Lewis O. Eugene Field and His Age. University of Nebraska Press, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.