@book{72379,
	author = {Loocke, Philip R. Van, and ebrary, Inc.},
	title = {The nature of concepts},
	publisher = {Routledge,},
	year = {1999.},
	series = {Frontiers of cognitive science ;},
	address = {London :},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10056085}
}