| title | ISBN-13 | year of publica- tion | other author(s) |
|---|---|---|---|
| Certification Guide | 978-1-58644-023-7 | 2002 | |
| HR Certification Institute Official PHR and SPHR Certification Guide | 978-1-58644-149-4 | 2009 | |
| HRCI Certification Guide | 978-1-58644-050-3 | 2004 | Raymond B. Weinberg CCP SPHR |
| HRCI Certification Guide Ninth Edition | 978-1-58644-064-0 | 2005 | |
| PHR and SPHR Certification Guide | 978-1-58644-088-6 | 2007 | |
B. W. · R. B · Raymond B. · Raymond B. Weinberg CCP SPHR · Raymond B. Weinberg SPHR CCP · Raymond W.