| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1997 | 978-0-9531338-0-2 | Alex R. Nichols | Handcuffs and Other Restraints: A Brief History and Survey |
| 2002 | 978-0-9531338-1-9 | '' | A Guidebook to Handcuffs and Other Restraints of the World |
| 2004 | 978-0-9531338-3-3 | '' | A Guidebook to Handcuffs and Other Restraints of the World: Supplement and Index v. 2 |