@book{37682,
	author = {Delgado Rivera, Flavio. and Delgado Rivera, Laureano},
	title = {Consideraciones sobre el fenómeno sindical mundial y su desarrollo en Colombia},
	publisher = {[s.n.]},
	year = {1979.},
	address = {Bogotá},
	note = {At head of title: República de Colombia.}
}