Problem solving current issues
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua | 
| Hizkuntza: | English | 
| Argitaratua: | Buckingham [England]
          Open University Press
    
        1993. | 
| Edizioa: | 2nd ed. | 
| Saila: | Open guides to psychology | 
| Gaiak: | 


