00302nam a2200121Ia 45000030006000000080041000060400015000471000017000622450063000792600009001425460012001510050017001630STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aBalder Singh  aRegional planning explorations in agriculture and industry  c1981  aEnglish20220125165627.0