@book{8641,
	author = {Gordus, Adon A. and Cárdenas Salgado, Fidel Antonio,},
	title = {Teoría y problemas de química analítica /},
	publisher = {McGraw-Hill,},
	year = {1991.},
	series = {Compendios Schaum},
	address = {Bogotá :}
}