| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| The World Map Directory, 1989 | 978-0-929591-00-1 (0-929591-00-3) | 1988 | William S. Hunt |
| The World Map Directory 1990-1991: A Practical Guide to U.S. and International Maps Available Today | 978-0-929591-01-8 (0-929591-01-1) | 1990 | |
| The World Map Directory, 1992-1993: A Practical Guide to U.S. & International Maps | 978-0-929591-08-7 (0-929591-08-9) | 1992 | William Tefft |