Dyfyniad APA
ebrary, Inc, Allen, G. W., & Folsom, E. (1995). Walt Whitman & the world. University of Iowa Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Gay Wilson Allen, and Ed Folsom. Walt Whitman & the World. Iowa City: University of Iowa Press, 1995.
Dyfyniad MLA
ebrary, Inc, et al. Walt Whitman & the World. University of Iowa Press, 1995.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.