00334nam a2200133Ia 45000030006000000080041000060400015000471000016000622450073000782500011001512600009001625460012001710050017001830STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aGupta, K.R.  aEconomics of development history priciples and problems and policies  aSecond  c1971  aEnglish20220125165515.0