Consumer's mathematics (elective for the high schools) with cooperatives.
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Argitaratua: |
Manila
Phil. Book Co.
c1976.
|
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Argitaratua: |
Manila
Phil. Book Co.
c1976.
|