APA (7th ed.) Citation

Whitman, W. (1995). Song of myself. Penguin books.

Chicago Style (17th ed.) Citation

Whitman, Walt. Song of Myself. New York [etc.]: Penguin books, 1995.

MLA (9th ed.) Citation

Whitman, Walt. Song of Myself. Penguin books, 1995.

Warning: These citations may not always be 100% accurate.