G.S. · Gregor Schallgen · Gregor Schlgen · Gregor Schöllgen
Berg Publishers · St. Martin's Press
| title | ISBN-13 (ISBN-10) | year of publica- tion | other author(s) |
|---|---|---|---|
| A Conservative Against Hitler: Ulrich Von Hassell: Diplomat in Imperial Germany, the Weimar Republic and the Third Reich, 1881-1944 | 978-0-312-05784-8 (0-312-05784-9) | 1991 | |
| Escape Into War?: The Foreign Policy of Imperial Germany | 978-0-85496-275-4 (0-85496-275-1) | 1990 | Gregor Schallgen · Gregor Sch Llgen |