TY - BOOK AU - Lenk, John D TI - Circuit troubeshooting handbook SN - 0-07-038186-0 U1 - 621.3815 LEN PY - 1999/// CY - NEW YORK PB - MCGRAW HILL KW - ELECTRONIC APPARATUS AND APPLIANCE- MAINTENANCE AND REPAIR HANDBOOK ELECTRONIC CIRCUITS-HANDBOOK ER -