Cita APA (7a ed.)

Folsom, E., & Allen, G. W. (1995). Walt Whitman and the World. University of Iowa Press.

Cita Chicago Style (17a ed.)

Folsom, Ed, y Gay Wilson Allen. Walt Whitman and the World. Iowa City: University of Iowa Press, 1995.

Cita MLA (8a ed.)

Folsom, Ed, y Gay Wilson Allen. Walt Whitman and the World. University of Iowa Press, 1995.