| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Intrigue | 630175896X (630175896X) | 1990 | David Campling · Jeff Melvoin · Nick Gillott · Robert L. Collins · Tomislav Pinter |
| The Unknown Marx Brothers | 978-1-57252-209-1 (1-57252-209-7) | 1999 | Courtney B. Conte · David Leaf · David Niles White · Frank Merwald |