ORVESTO 1981-II
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https://b2find.eudat.eu/dataset/ff344bdc-3f8d-500a-ac01-3dfa925c7f20
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资源简介：
In the mid-1960s, Testologen AB in collaboration with a group of advertisers, introduced a new way of investigation, where data about the target groups - socio-economic data,...
