R. L · Richard L. · Richard M. Liebaert
| title | ISBN-13 | year of publication |
|---|---|---|
| Interactive Study Guide CD ROM Package with Text | 978-0-8053-6679-2 | 1999 |
| Interactive Study Guide for Biology | 978-0-8053-6668-6 | 1999 |
| Interactive Study Guide for Introductory Biology | 978-0-8053-2554-6 | 1999 |
| Interactive Study Partner for Biology, Fifth Edition | 978-0-8053-6544-3 | 1999 |