TY - GEN AU - Shelton, Chris. TI - NVQ Engineering: electrical Option units SN - 9780582315617 (pbk.) Level.2 AV - TS200 .E15 U1 - 620.0071 PY - 1998/// CY - Harlow Essex, England PB - Longman, KW - Electrical Options KW - Engineering Manufacture N1 - Includes appendixes & index ER -