The Facts on File geometry handbook
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York, N.Y.
Facts on File, Inc.
[2009]
|
| Rhifyn: | Revised edition. |
| Cyfres: | Facts on File science library
|
| Pynciau: |