APA (7th ed.) Citation

Doctorow, E. (1989). Billy Bathgate: A novel. Harper Paperbacks.

Chicago Style (17th ed.) Citation

Doctorow, E.L. Billy Bathgate: A Novel. New York: Harper Paperbacks, 1989.

MLA (9th ed.) Citation

Doctorow, E.L. Billy Bathgate: A Novel. Harper Paperbacks, 1989.