1 Subjects: “... and economic statistics...”

2 Subjects: “...Theory of music and musicology;Music recording and reproduction;Social research and statistics...”

3 Subjects: “... Social research and statistics...”

4 Subjects: “... Social research and statistics...”

5 Subjects: “..., population policy, criminology, anthropology, ethnology, racism, statistics...”

6 Subjects: “... Social research and statistics...”