| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Administration: Intermediate 1-2 | 978-0-9549902-5-1 | 2007 | Bob Walker |
| Aladdin and Other Stories | 978-1-85781-282-4 | 2002 | Pat Wymark |
| Boxers | 978-0-7641-4326-7 | 2010 | |
| Labrador Retrievers | 978-0-7641-9623-2 | 2009 | |
| The seeker's guide | 978-0-646-25013-7 | 1995 | |
| Training Your Boxer | 978-0-7641-1634-6 | 2001 | |
J. W. · J. Walker · Joan H. Walker · Joan Hustace Walker · Joan Koerber Walker · Joan M. Walker · Joan M. Walker PhD PT · Joan O. Walker
Barrons Educational Series · CYP Ltd · SOFTPLANET LTD · Various small imprints