R.K. · R. Kohn · Roger Kohn - Ruth Midgley
| title | media type | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|---|
| Weep, Grey Bird, Weep: The Paraguayan War 1864-1870 | Paperback | 978-1-4343-1979-1 (1-4343-1979-2) | 2008 |
| Weep, Grey Bird, Weep: The Paraguayan War 1864-1870 | Hardcover | 978-1-4343-1980-7 (1-4343-1980-6) | 2008 |