| title | ISBN-13 (ISBN-10) | year of publication |
|---|---|---|
| Guide to the Materials for the History of the United States in Spanish Archives: | 978-1-143-O8778-3 (1-143-O8778-X) | 2010 |
R. S. · R. Shepherd · Robert S. · Robert Shepherd · W R. · W. Robert · W.S. · W. Shepherd · William R. · William R. Shepherd · William S. · William Shepherd