@book{236659,
	author = {West, Robin,},
	title = {Normative Jurisprudence :},
	publisher = {Cambridge University Press,},
	year = {2011.},
	series = {Cambridge Introductions to Philosophy and Law},
	address = {Cambridge :},
	note = {Title from publisher's bibliographic system (viewed on 09 Oct 2015).},
	url = {http://dx.doi.org/10.1017/CBO9781139043922}
}