@book{113087,
	author = {Perkins, Franklin. and ebrary, Inc.},
	title = {Leibniz},
	publisher = {Continuum,},
	year = {2007.},
	series = {Guides for the perplexed},
	address = {London ;},
	url = {http://site.ebrary.com/lib/rucke/Doc?id=10472169}
}