@book{50701,
	author = {Urwick, E. J.},
	title = {A philosophy of social progress },
	publisher = {Methuen,},
	year = {1920.},
	address = {London :},
	edition = {2d ed., rev.},
	note = {Originally published in 1912.},
	url = {http://catalog.hathitrust.org/api/volumes/oclc/5255644.html}
}