| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Backroad Trips & Tips: The Glovebox Guide to Unpaved Southern California with Selected Trails in Baja and Death Valley | 978-O-944781-O1-2 (O-944781-O1-2) | 1993 | Colin Lewellyn · Harry Lewellyn |