Llwytho...
Mathematical recreations /
| Prif Awdur: | |
|---|---|
| Fformat: | Printed Book |
| Iaith: | English |
| Cyhoeddwyd: |
New York :
Dover Publications,
[1953]
|
| Rhifyn: | 2d rev. ed. |
| Pynciau: |
| Disgrifiad Corfforoll: | 330 p. 21 cm. |
|---|