00315nam a2200121Ia 4500082002700000100001700027245004500044260004900089300000900138490003600147500000500183700000500188  aSB:338.1(54)bSi617.OA  aSinha, S. K.  aOn agricultural sample census in Indiab  aCalcuttabIndian Statistical Institutec1968  a20p.  aNSS technical paper no. 23/68/9  a  a