@book{16097,
	author = {Hepler, Loren G.},
	title = {Principios de quimica/},
	publisher = {Reverte  },
	year = {1968.},
	address = {Barcelona, Esp },
	edition = {1a Ed.},
	note = {Traduccion de: Chemical principles. Incl. apendice e indice.}
}