Selltiz, Wrightsman, and Cook's Research methods in social relations
| Egile nagusia: | |
|---|---|
| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
New York
Holt, Rinehart and Winston
c1981.
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| Edizioa: | 4th ed. |
| Gaiak: |