Omnibus Survey: ÖGB; Pensioners, pensions and pension reform 2005
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No abstract available Non-probability: Quota Face-to-face interview
无摘要可用。非概率抽样(Non-probability):配额抽样(Quota)、面对面访谈(Face-to-face interview)

No abstract available Non-probability: Quota Face-to-face interview
无摘要可用。非概率抽样(Non-probability):配额抽样(Quota)、面对面访谈(Face-to-face interview)