{"title": "Beitra\u0308ge zur Geschichte der politischen O\u0308konomie des Sozialismus", "publish_date": "1975", "publishers": ["Dietz Verlag"], "type": {"key": "/type/edition"}, "languages": [{"key": "/languages/ger"}], "publish_country": "ge ", "by_statement": "ausgewa\u0308hlt, herausgegeben und eingeleitet... von Herbert Meissner und Gertraud Wittenburg.", "publish_places": ["Berlin"], "contributions": ["Meissner, Herbert.", "Wittenburg, Gertraud."], "source_records": ["marc:talis_openlibrary_contribution/talis-openlibrary-contribution.mrc:3114099603:535"], "key": "/books/OL21393897M", "latest_revision": 2, "revision": 2, "created": {"type": "/type/datetime", "value": "2008-11-02T11:10:02.225073"}, "last_modified": {"type": "/type/datetime", "value": "2026-02-03T08:06:14.765751"}}