@book{90025,
	author = {ebrary, Inc.},
	title = {Substrate technology},
	publisher = {Emerald Group,},
	year = {2004.},
	series = {Circuit World. No. 4 ;},
	address = {Bradford, England :},
	url = {http://site.ebrary.com/lib/strathmore/Doc?id=10064573}
}