00326nam a2200133Ia 45000030006000000080041000060400015000471000035000622450046000972500011001432600009001545460012001630050017001750STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aNiranjan Singh; Jagindar singh  aIntroduction to modern physical chemistry  aFourth  c1949  aEnglish20220125170241.0