Designing surveys a guide to decisions and procedures
| Egile nagusia: | |
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| Beste egile batzuk: | |
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Thousand Oaks, Calif.
Pine Forge Press
c1996.
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| Saila: | The Pine Forge Press series in research methods and statistics
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| Gaiak: |