Paula S. Bradfield-Kreider · Phil Bradfield · Philip Bradfield
| title | ISBN-13 | year of publica- tion | other author(s) | 
|---|---|---|---|
| Edexcel IGCSE Biology Student Book | 978-0-435-96688-1 | 2009 | S Potter | 
| Edexcel IGCSE Human Biology Student Book | 978-0-435-04413-8 | 2010 | |
| GCSE Biology | 978-0-582-50469-1 | 2003 | S. Potter | 
| Longman Biology for IGCSE | 978-1-4058-0206-2 | 2004 | S Potter | 
Heinemann · Longman · Pearson Education