| title | media type | ISBN-13 (ISBN-10)  | year of publica- tion  | other author(s) | 
|---|---|---|---|---|
| Forced Saving: Mandating Private Retirement Incomes | Hardcover | 978-0-521-48162-5 (0-521-48162-7)  | 2001 | Geoffrey Kingston · John Piggott | 
| Forced Saving: Mandating Private Retirement Incomes | Paperback | 978-0-521-48471-8 (0-521-48471-5)  | 2001 | |