@book{13156,
	author = {Pollard, David, and I. Parpworth, Neil. II. Hughes, David, },
	title = {Constitutional and administrative law : text with materials.},
	publisher = {Oxford University Press,},
	year = {2007.},
	address = {Oxford ; New York :},
	edition = {4th ed. },
	note = {Includes bibliographical references and index.}
}