RelBib: Results for "118594117~"
https://relbib.de/search/results?filter[]=topic_facet:"Piaget, Jean (1896-1980)"&filter[]=~author_facet:"Harten, Hans-Christian 1948-"&filter[]=~dewey-hundreds:"300 - Social sciences"&filter[]=~language:"English"&filter[]=~language:"German"&filter[]=~language:"Latin"&lookfor=118594117~&type=AllFields