| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Investigating and Evaluating Environmental Issues and Actions: Skill Development Program: Spiral | 978-1-58874-281-0 (1-58874-281-4) | 2003 | Harold R. Hungerford · John M. Ramsey · Ralph A. Litherland · R. Ben Peyton |
| Science Methods For Elementary And Middle School Teachers | 978-1-58874-229-2 (1-58874-229-6) | 2002 | William J. Bluhm · Kevin C. Wise · Austin A. Winther · Harold R. Hungerford |