@book{293518,
	author = {United States.},
	title = {Gu�ia sobre la preparaci�on de los lugares de trabajo para el virus COVID-19  /},
	publisher = {Departamento del Trabajo de los EE. UU,},
	year = {2020.},
	address = {[Washington, D.C.] :},
	note = {"OSHA 3992-03 2020."},
	url = {https://purl.fdlp.gov/GPO/gpo136533}
}