00648nac a22001811u 4500 621.31042 GUP 10021 10021 Gupta, J. B. Electromechanical energy conversion-1/ By J. B. Jupta New Delhi: S. K. Kataria,2006 2006 500 p.: ill.; 23 cm. Distributer; Al-Ahram Catalogued by: wessam Electric machinery Electric egineering BB 621.31042GUP 10021 10021 0 0 0 0 MAIN MAIN 1ST 2008-07-27 Purchase 1 3 621.31042GUP 000013391 2025-07-15 00:00:00 2012-03-25 BB