00291nam a2200121Ia 45000030006000000080041000060400015000471000014000622450055000762600009001315460012001400050017001520STCL150530s9999    xx            000 0 und d  aSTCLcSTCL  aRay, P.K.  aPrinciples and practices of agricultural insurance  c1958  aEnglish20220125165556.0