Warring, Ronald Horace Understanding electronics with 32 working circuits by R. H. Warring - Blue Ridge Summit, Pa Tab Books 1978 - 175 p ill 22 cm Includes index ISBN: 0830698450 8.95 0830611134pbk 4.95 LCCN: 78-26492 Subjects--Topical Terms: Electronics--Amateurs' manuals