@book{99816,
	author = {Birks, Peter. and ebrary, Inc.},
	title = {Structure and justification in private law},
	publisher = {Hart,},
	year = {2008.},
	address = {Oxford ;},
	note = {Festschrift for Peter Birks.},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10275964}
}