| year of publication | ISBN | author(s) | title |
|---|---|---|---|
| 1991 | 978-0-9629666-0-6 | Sonja Larsen | Signs That Sell: The Handbook of Successful Merchandise Signing |
| '' | 978-0-9629666-1-3 | Sonja Larsen | Signs That Sell: The Handbook of Successful Merchandise Signing |
| 1992 | 978-0-9629666-2-0 | Christopher Moquist | Words that make signs sell |