@book{12145,
	author = {Mackinnon, D.M.  and Williams, H.A. },
	title = {Objections to christian belief},
	publisher = {Penguin Books Ltd, },
	year = {c1963, 1965},
	address = {Harmondsworth : },
	edition = {1 ed.},
	note = {"Objeciones a las creencias cristianas"}
}