| title | media type | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|---|
| Karst Geomorphology and Hydrogeology | Paperback | 978-0-412-80680-3 | 1989 | P. Williams |
| Karst Geomorphology and Hydrology | " | 978-0-412-44590-3 | 1989 | P.W. Williams |
| Karst Hydrogeology and Geomorphology | Hardcover | 978-0-470-84996-5 | 2007 | Paul W. Williams |
| Karst Hydrogeology and Geomorphology | Paperback | 978-0-470-84997-2 | 2007 | Paul Williams |
C.F. · D.C. · D.F. · D. Ford · Derek Ford