{"source":"book","style":"apa","contributors": [{"function":"author","last":"Birkenmajer","first":"Jozef"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Bogurodzica wobec hymnografji acinskiej","publisher":"[s.n.]","city":"Warszawa","year":"1935"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"12725707"}