ORVESTO 1987-I
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https://b2find.eudat.eu/dataset/bb3e160c-f9f9-5f24-9d6b-570768c79bb2
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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,...
