| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| Beware the Night | 978-0-312-97737-5 (0-312-97737-9) | 2001 | Lisa Collier Cool |
| Deliver Us from Evil: A New York City Cop Investigates the Supernatural | 978-1-250-05857-7 (1-250-05857-0) | 2014 | " |
| Deliver Us from Evil: A New York City Cop Investigates the Supernatural | 978-1-250-05949-9 (1-250-05949-6) | 2014 | " |
R. S. · Ralf Schwarz · Ralph Schwarz · Ralph Scorza · Rolf Schwarz · Rolf Schwarze · Rolf Serick