| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Age Discrimination in Employment Law, 2009 Cumulative Supplement | 978-1-57018-727-8 (1-57018-727-4) | 2009 |
| Age Discrimination in Employment Law, 2010 Cumulative Supplement | 978-1-57018-855-8 (1-57018-855-6) | 2009 |
| Fair Labor Standards Act, 2009 Cumulative Supplement | 978-1-57018-804-6 (1-57018-804-1) | 2009 |