ORVESTO 1973-II_3
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https://b2find.eudat.eu/dataset/b82ad1c7-82a2-5f61-8472-d1edb9e59910
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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,...
