Ward, Brice. Computer technician's handbook. - [1st ed.] - Blue Ridge Summit, Pa. Tab Books [1971] - 475 p. illus. 23 cm. LCCN: 74147384 Subjects--Topical Terms: Electronic digital computers--Testing. LC Class. No.: TK7888.3 / .W258 Dewey Class. No.: 621.3819/58/4