| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Spies in the Vatican: The Soviet Union's Cold War Against the Catholic Church | Paperback | 978-1-60598-140-6 (1-60598-140-0) | 2011 |
| Spies in the Vatican: The Soviet Union's Cold War Against the Catholic Church | Hardcover | 978-1-60598-050-8 (1-60598-050-1) | 2009 |
J.K · J. Köhler · John E. Koehler · John K. · John O Koehler