APA (7th ed.) Citation

DeLillo, D. (2006). Libra: With a new introduction by the author. Penguin Books.

Chicago Style (17th ed.) Citation

DeLillo, Don. Libra: With a New Introduction by the Author. New York: Penguin Books, 2006.

MLA (9th ed.) Citation

DeLillo, Don. Libra: With a New Introduction by the Author. Penguin Books, 2006.