| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| The Inner Game Of Russian Roulette: A Romance of the Soul | 978-1-4218-9880-3 (1-4218-9880-2) | 2008 |
| The Inner Game of Russian Roulette: A Romance of the Soul | 978-1-4218-9881-0 (1-4218-9881-0) | 2008 |
B. KRUEGER · Betty K. · Betty R. · R.K. · R. Krüger · Ruth K.