Instruction in arithmetic.
Gorde:
| Erakunde egilea: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Washington, D.C. :
National Council of Teachers of Mathematics,
1960.
|
| Saila: | Yearbook (National Council of Teachers of Mathematics) ;
25th. |
| Gaiak: |
CARM 1 Store
| Sailkapena: |
A3:AB22B0 B10945 |
|---|---|
| Alea 1 | Eskuragarri Erreserbatu |