G. Erickson · P.E. · P. Erickson · P.G.
| title | ISBN-13 (ISBN-10) | year of publica- tion | |
|---|---|---|---|
| Roaming Round Frankfurt | 978-3-7829-0261-8 (3-7829-0261-0) | 1987 | |
| The Caretaker Personality Syndrome: Cocaine and Crack in Perspective | 978-0-02-909645-1 (0-02-909645-6) | 1994 |