Paul Iby · Paul IV · Paul Ivey
| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Activa 33 | 978-90-71614-02-6 (90-71614-02-6) | 1987 |
| Banking Symbols Collection: International Collection of Trademarks and Symbols of Banking and Saving Companies All over the World | 978-90-71614-04-0 (90-71614-04-2) | 1991 |
| Famous Animal Symbols: A Marvelous Designbook With Symbols and Trademarks of International Companies Designed by Leading Artists and Graphic Design | 978-90-71614-09-5 (90-71614-09-3) | 1993 |