APA (7th ed.) Citation

Whitman, W., & Traubel, H. (1970). An American primer. City Lights Books.

Chicago Style (17th ed.) Citation

Whitman, Walt, and Horace Traubel. An American Primer. San Francisco: City Lights Books, 1970.

MLA (9th ed.) Citation

Whitman, Walt, and Horace Traubel. An American Primer. City Lights Books, 1970.