D.K · G D · G. de Klerk · G. K.
| title | ISBN-13 | year of publication |
|---|---|---|
| NSSC Geography Module 1 Student's Book | 978-0-521-68059-2 | 2005 |
| NSSC Geography Module 2 Student's Book | 978-0-521-68060-8 | 2005 |
| NSSC Geography Module 3 | 978-0-521-68061-5 | 2005 |
| NSSC Geography Student's Answer Book | 978-0-521-68062-2 | 2005 |
| NSSC Geography Teacher's Guide | 978-0-521-68063-9 | 2005 |