TY - BOOK ED - National Joint Apprenticeship and Training Committee for the Electrical Industry. TI - AC theory SN - 1418073431 (hbk. : alk. paper) PY - 2009/// CY - Clifton Park, NY PB - Delmar Cengage Learning KW - Electric circuits KW - Alternating current N1 - Includes index UR - http://www.loc.gov/catdir/toc/ecip0714/2007013358.html ER -