Capehart, B.L.; Turner, W.C. & Kennedy, W.J. Guide to Energy Management - 6th Ed. - CRC Press 2008 - 630p. 23 cm. Text in English ISBN: 0881736058 Subjects--Facted Index Terms: ELEC Index Terms--Genre/Form: D-21 Dewey Class. No.: 621.042 / CAP