@book{50477,
	author = {Crowder, Norman A. and Martin, Grace C. , joint author.},
	title = {Adventures in algebra /},
	publisher = {The english universities press litd.,},
	year = {c1960,1962 [Impression 1963]},
	address = {London :},
	edition = {1st ed.},
	note = {Includes index}
}