| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| HIGCSE Economics Module 1 | 978-0-521-64779-3 | 2000 | University of Cambridge Local Examinations Syndicate · Chris Turnbull |
| HIGCSE Economics Module 1 | 978-0-521-59528-5 | 1997 | University of Cambridge Local Examinations Syndicate · Chris Turnbull |
| HIGCSE Economics Module 2 | 978-0-521-64778-6 | 2000 | University of Cambridge Local Examinations Syndicate · Chris Turnbull |
| HIGCSE Economics Module 2 | 978-0-521-59527-8 | 1997 | University of Cambridge Local Examinations Syndicate · Chris Turnbull |