R. L · R. P. · Richard L. · Richard P.
McGraw-Hill · Underwood-Miller
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Geology and Late Cenozoic History of the Elephant Butte Area, Sierra County, New Mexico | 978-99972-2-030-1 (99972-2-030-7) | 1986 |
| Our Backyard Geology In Orange County, California | 978-0-07-354155-6 (0-07-354155-9) | 2006 |