{"source":"journal","style":"apa","journal": {"title":"Bulletin of the United States Bureau of Labor Statistics" },"contributors": [{"function":"author","last":"United States. Bureau of Labor Statistics.,"} ],"pubtype": {"main": "pubjournal"},"pubjournal": {"year":"1913"},"datasource":"/z-wcorg/","datasource":"http://www.worldcat.org","oclc":"1714756","issn":"0082-9021"}