@book{35630,
	author = {United States},
	title = {Eligiendo oficiales de uniones.},
	publisher = {Dept. of Labor, Labor-Management Services Administration : for sale by the Supt. of Docs., U.S. Govt. Print. Off.},
	year = {1978.},
	series = {Technical assistance aids ; 5},
	address = {Washington},
	edition = {Dec. 1977 ed.}
}