Seminar on Fieldwork, Sampling and Questionnaire Design, Amsterdam (The Netherlands), 24th-27th October, 1973 : [papers]
Gorde:
| Egile korporatiboa: | , |
|---|---|
| Formatua: | Conference Proceeding Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Amsterdam :
ESOMAR,
[1974?]
|
| Gaiak: |