ORVESTO 1972-II_2
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https://b2find.eudat.eu/dataset/5a8c12c2-d50a-5de5-9f7c-44a43def0672
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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,...
