| title | ISBN-13 | year of publication |
|---|---|---|
| BIOLOGY UNITS 14-18 | 978-0-7575-0461-7 | 2008 |
| INDIVIDUALIZED BIOLOGY UNITS 1-13 AND SCRIPT 9 | 978-0-7575-5604-3 | 2008 |
| PAK: INDIVIDUALIZED BIOLOGY UNITS 1-13 | 978-0-7575-0456-3 | |
| PAK: INDIVIDUALIZED BIOLOGY UNITS 1-13 | 978-0-7575-3049-4 |