@book{285667,
	author = {United States.},
	title = {Directory of national and international labor unions in the United States.},
	publisher = {United States Department of Labor, Bureau of Labor Statistics,},
	year = {1955-1970.},
	series = {Bulletin},
	address = {Washington, D.C. :},
	note = {CRDP Program record.},
	url = {https://purl.fdlp.gov/GPO/gpo119453}
}