Selected test items in American history
| Prif Awdur: | |
|---|---|
| Awduron Eraill: | , |
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
Washington
[s.n.]
1947.
|
| Cyfres: | The National council for the Social Studies Bulletin
no.6 |
| Pynciau: |