00375nam a2200145Ia 45000030006000000080041000060400015000471000037000622450043000992500006001422600046001483000006001945460012002000050017002120STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aNarayanan, K. V,;Lakshmikutty, B  aStoichiometry and Process Calculations  a2  bPHI Learning Pvt Limitedc2009aNew Delhi  a0  aEnglish20220125170232.0