| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Persona and Performance: The Meaning of Role in Drama, Therapy, and Everyday Life | 978-O-89862-598-1 (O-89862-598-X) | 1996 |
J. L. · J. P. · L.P. · R.J. · R. L · R. P. · Robert J. · Robert J. Landy · Robert L. · Robert Landy · Robert P.