Bill Galliford · Bill Gilbert · Bill Glover
Time-Life, Mchn. · University of Oklahoma Press
| title | ISBN-13 (ISBN-10) | year of publica- tion |
|---|---|---|
| Die Wegbereiter | 978-90-6182-517-3 (90-6182-517-2) | 1999 |
| Westering Man: The Life of Joseph Walker | 978-0-8061-1934-2 (0-8061-1934-9) | 1985 |