| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Eight Plays: This Year's Genie Bk. 6 | 978-0-304-92899-6 (0-304-92899-2) | 1965 | |
| Saul and Morris, worlds apart: A novel | 978-0-03-059432-8 (0-03-059432-4) | 1982 | |
| The Deadly Game. | 978-0-8222-0284-4 (0-8222-0284-0) | 1998 | adapted from the novel Trapps by Friedrich DÃ1/4rrenmatt James Yaffe · Friedrich Duerrenmatt |
Cassell · Dramatists Play Service, Inc. · Holt McDougal