| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 2000 | 978-1-930471-04-7 | Michael P. O'Toole | The Payroll Source |
| '' | 978-1-930471-07-8 | Legal editorial staff of the APA | Federal Payroll Non-Tax Laws & Regulations |
| '' | 978-1-930471-09-2 | '' | Your Paycheck Factbook |
| 2001 | 978-1-930471-18-4 | Legal Editorial Staff of the APA | Federal Payroll Non-Tax Laws and Regulations |
| '' | 978-1-930471-19-1 | '' | Federal Payroll Tax Laws and Regulations |
| 2002 | 978-1-930471-28-3 | Legal Editorial Staff of APA | Federal Payroll Tax Laws & Regulations |
| '' | 978-1-930471-29-0 | Rena J. Pirsos | Your Paycheck |
| 2003 | 978-1-930471-37-5 | American Payroll Association | Payroll Practice Fundamentals |
| 2003 | 978-1-930471-38-2 | Mike P. O'Toole | Federal Payroll Non-Tax Laws & Regulations |
| '' | 978-1-930471-39-9 | American Payroll Association | Federal Payroll Tax Laws & Regulations |
| 2004 | 978-1-930471-49-8 | Michael O'Toole | The Payroll Source |
| '' | 978-1-930471-51-1 | Michael P. O'Toole | Payroll Practice Fundamentals |
| 2005 | 978-1-930471-72-6 | Steven K. Fine · Rena J. Pirsos | Guide to Global Payroll Management |