00269nam a2200121Ia 45000030006000000080041000060400015000471000017000622450030000792600009001095460012001180050017001300STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aDaya Krishna  aPlanning power and wefare  c1959  aEnglish20220125165522.0