00273nam a2200121Ia 45000030006000000080041000060400015000471000029000622450022000912600009001135460012001220050017001340STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aCentral Board of Revenue  aIncome tax manual  c1955  aEnglish20220125165522.0