00281nam a2200133Ia 4500003000400000005001700004008004100021020002000062040001000082100001600092245002200108260000800130260000900138OSt20240125104249.0170524s9999    xx            000 0 und d  a 9780070583894   ciimtu  aSingh- M.D. 0aPower Electronics  bTMH  c2011