Consumer's mathematics (elective for the high schools) with cooperatives.
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | LEABHAR | 
| Foilsithe / Cruthaithe: | 
        Manila
          Phil. Book Co.
    
        c1976.
     | 
| Príomhchruthaitheoir: | |
|---|---|
| Formáid: | LEABHAR | 
| Foilsithe / Cruthaithe: | 
        Manila
          Phil. Book Co.
    
        c1976.
     |