A.S. ยท A. Simpson
| title | ISBN-13 | year of publication |
|---|---|---|
| Cambridge O Level Mathematics: Volume 1 | 978-0-521-18604-9 | 2012 |
| Cambridge O Level Mathematics: Volume 2 | 978-0-521-18605-6 | 2012 |
| Core Mathematics for Cambridge IGCSE | 978-0-521-72792-1 | 2011 |
| Extended Mathematics for Cambridge IGCSE | 978-0-521-18603-2 | 2011 |
| Teaching and Assessing Skills in Mathematics | 978-0-521-75361-6 | 2010 |