title | ISBN-13 (ISBN-10) | year of publication |
---|---|---|
Volcanoes of Northern Arizona: Sleeping Giants of the Grand Canyon Region | 978-0-938216-58-2 (0-938216-58-9) | 1998 |
When Pele Stirs: A Volcanic Tale of Hawai'i, Hemp, and High-Jinks | 978-0-595-30224-6 (0-595-30224-6) | 2003 |