Practical mathematics for home study being the essentials of arithmetic, geometry, algebra and trigonometry
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York
McGraw-Hill Book Company, Inc.
1931
|
| Prif Awdur: | |
|---|---|
| Fformat: | Llyfr |
| Iaith: | English |
| Cyhoeddwyd: |
New York
McGraw-Hill Book Company, Inc.
1931
|