00342nam a2200133Ia 4500008004100000020001500041041001200056082001600068100002000084245006400104260002500168300000800193650000700201221030s9999    xx            000 0 und d  a0070994234  aEnglish  a105.23bLan  aA. S. Langsdorf 0aTheory of Alternating Current Machinerycby A. S. Langsdorf  bTMHaNew Delhic1999  a666  aEE