00281nam a2200121Ia 45000030006000000080041000060400015000471000020000622450039000822600009001215460012001300050017001420STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aDas Gupta, A.K.  aTrade theoty and commercial policy  c1965  aEnglish20220125165518.0