@book{36658,
	author = {Armstrong, D. M.},
	title = {Sketch for a systematic metaphysics},
	publisher = {Clarendon,},
	year = {c2010.},
	address = {Oxford :},
	url = {http://dx.doi.org/10.1093/acprof:oso/9780199590612.001.0001}
}