ORVESTO 1974-II_5
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https://b2find.eudat.eu/dataset/ec92b0b0-6c38-55bd-9676-8f582f1a907a
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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,...
