@book{34018,
	author = {Decker, Barbara},
	title = {Mount St. Helens, national volcanic monument. The rebirth of Mount St. Helen /},
	publisher = {Sierra Press,},
	year = {2007},
	address = {Mariposa, Ca. :},
	note = {Esta obra pertenece al donativo del exmagistrado Rodolfo Ricardo Ríos Vázquez}
}