Fisher, David E., A race on the edge of time : radar- the decisive weapon of world war II / David E. Fisher. - New York : McGraw -Hill Book Company, 1988. - xi, 371 pages : illustrations ; 23 cm. Includes bibliography and index. ISBN: 0070210888 Subjects--Topical Terms: World war. --Radar.--1939-1945 Dewey Class. No.: 940.54 / Fe53r