Principles of secondary education written by a number of specialists
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York, New York
Macmillan Company
1914.
|
| Cyfres: | Half-title: Text-book series iin education, ed. by Paul Monroe
|
| Pynciau: |