@book{57928,
	author = {Campbell, Roald F.},
	title = {Introduction to educational administration /},
	publisher = {Allyn and Bacon},
	year = {[1971]},
	address = {Boston,},
	edition = {4th ed.},
	note = {First-3d editions by R. F. Campbell, J. E. Corbally, Jr., and J. A. Ramseyer.}
}