Elementary school mathematics methods and materials
| Príomhchruthaitheoir: | |
|---|---|
| Rannpháirtithe: | |
| Formáid: | LEABHAR |
| Teanga: | English |
| Foilsithe / Cruthaithe: |
Dubuque, Iowa
W. C. Brown Co.
[c1972]
|
| Sraith: | Mathematics and science
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| Ábhair: |