| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Geology of San Diego County: Legacy of the Land | 978-O-932653-21-5 (O-932653-21-9) | 1997 | Frederick W. Bergen · Steven G. Spear |
H. C. · H. Clifford · H.J. · Harold C. · Harold J. · J C · J. Clifford