TY - BOOK AU - Keljik,Jeff TI - Electricity 4: AC/DC motors, controls, and maintenance SN - 1401897231 (pbk.) PY - 2006/// CY - Clifton Park, NY PB - Thomson Delmar Learning KW - Electrical engineering KW - Electric circuits KW - Direct current KW - Electric machinery KW - Electric power production KW - Electric power transmission ER -