@book{24174,
	author = {Kahn, Gilbert, and Yerian, C. Theo.},
	title = {Progressive filing /},
	publisher = {Gregg Pub. Division, McGraw-Hill,},
	year = {c1955.},
	address = {New York :},
	edition = {6th ed.},
	note = {First published by the Library Bureau in 1925 under title: Progressive indexing and filing for schools.}
}