@book{301992,
	author = {May, Christopher N. and Ides, Allan,},
	title = {Constitutional law :},
	publisher = {Aspen Publishers, Inc.,},
	year = {2007.},
	series = {Examples & explanations series},
	address = {New York :},
	edition = {Fourth edition.},
	note = {Includes index.},
	url = {http://catdir.loc.gov/catdir/toc/ecip073/2006036026.html}
}