{"source":"conference","style":"apa","conference": {"title":"Useful knowledge : the American Philosophical Society millennium program" },"contributors": [{"function":"author","last":"Bearn","first":"Alexander","middle":"G ,"},{"function":"author","last":"American Philosophical Society.,"} ],"pubtype": {"main": "pubnonperiodical"},"pubnonperiodical": {"title":"Useful knowledge : the American Philosophical Society millennium program","publisher":"American Philosophical Society","city":"Philadelphia, PA","year":"1999"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"42598292","isbn":"0871692341 9780871692344"}