@book{480022,
	author = {Nelson, Michael, and Sage eBooks},
	title = {Guide to the presidency},
	publisher = {CQ Press,},
	year = {c2008.},
	address = {Washington, D.C. :},
	edition = {4th ed.},
	url = {http://ezproxy.alfaisal.edu/login?url=http://sk.sagepub.com/cqpress/guide-to-the-presidency-4e}
}