Ron Wilcox · Ron Wilgosh · Ryan Wilcox
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Cambridge Essentials Mathematics Core 9 Pupil's Book with CD-ROM | 978-0-521-72383-1 (0-521-72383-3) | 2009 | Julie Bolter · Julia Fletcher · Paul Rigby · Maryanne Tipler |
| Cambridge Essentials Mathematics Extension 8 Pupil's Book with CD-ROM | 978-0-521-72381-7 (0-521-72381-7) | 2009 | Ricardo Pimentel · Peter Ransom · Paul Rigby · Fiona McGill |