A list of books and essays about Sergio Leone:
- Cumbow, Robert C. (15 February 2008). The Films of Sergio Leone. Scarecrow Press. ISBN 978-1-4617-3171-9.
- Fawell, John Wesley (1 January 2005). The Art Of Sergio Leone's Once Upon A Time In The West: A Critical Appreciation. McFarland & Company Incorporated Pub. ISBN 978-0-7864-2092-6.
- Frayling, Christopher (2000). Sergio Leone: Something to Do With Death. Faber & Faber, Incorporated. ISBN 978-0-571-16438-7.
- Frayling, Christopher (1 July 2005). Once Upon a Time in Italy: The Westerns of Sergio Leone. Harry N. Abrams. ISBN 978-0-8109-5884-5.
- Frayling, Christopher (April 2008). Sergio Leone: Once Upon a Time in Italy. Thames & Hudson, Limited. ISBN 978-0-500-28743-9.