{"publishers": ["Siemens Aktiengesellschaft, [Abt. Verl.]"], "pagination": "200 p. :", "lc_classifications": ["TK5981 .K25"], "last_modified": {"type": "/type/datetime", "value": "2008-04-01 03:28:50.625462"}, "title": "Technische Elektroakustik", "dewey_decimal_class": ["621.38/0412"], "notes": {"type": "/type/text", "value": "Bibliography: p. 196.\nIncludes index."}, "number_of_pages": 200, "id": 6922203, "languages": [{"key": "/l/ger"}], "lccn": ["76473277"], "isbn_10": ["3800912120"], "publish_date": "1975", "publish_country": "wb ", "key": "/b/OL4982365M", "authors": [{"key": "/a/OL1939744A"}], "by_statement": "von Ernst Kammerer.", "publish_places": ["Berlin", "Mu\u0308nchen"], "type": {"key": "/type/edition"}, "subjects": ["Electro-acoustics."], "revision": 1}