| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| New American Farm Book: Originally by R. L. Allen ... | 978-1-112-32755-1 (1-112-32755-X) | 2009 |
| New American Farm Book: Originally by R. L. Allen | 978-1-112-32758-2 (1-112-32758-4) | 2009 |
L. R. · R. L · R.R. · R. Richard · Richard L.