APA (7th ed.) Citation

Whitman, W., & Everson, W. (1982). American bard: The original preface to Leaves of grass. Viking Press.

Chicago Style (17th ed.) Citation

Whitman, Walt, and William Everson. American Bard: The Original Preface to Leaves of Grass. New York: Viking Press, 1982.

MLA (9th ed.) Citation

Whitman, Walt, and William Everson. American Bard: The Original Preface to Leaves of Grass. Viking Press, 1982.