| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Leaders Who Changed the World | 978-1-55501-594-7 (1-55501-594-8) | 2003 | Gregory Blanch |
| Renaissance Artists Who Inspired the World | 978-1-55501-593-0 (1-55501-593-X) | 2003 | " |
R. S. · Robert Staats · Robert Stetson · Robert Stutzman · Rupert Stützle