@book{21601,
	author = {Williams, Robert Campbell,},
	title = {Cost of pupil transportation in consolidated schools of Iowa,},
	publisher = {Pub. by the state of Iowa},
	year = {[1938]},
	series = {Iowa. Dept. of public instruction.  Research bulletin ;},
	address = {Des Moines,},
	note = {At head of title: State of Iowa. 1938.}
}