@book{12686,
	author = {Crowther, James Arnold,},
	title = {Ions, electrons, and ionizing radiations,},
	publisher = {Longmans, & co.;},
	year = {[1927?]},
	address = {New York,},
	edition = {4th ed., 3d impression.},
	note = {Printed in Great Britain.}
}