000 00406nam a2200169Ia 4500
999 _c12487
_d12487
082 _a519.52 DES-;
100 _aDes Raj
245 0 _aDesign of sample surveys
260 _aNew York
_bMcGraw-Hill
_c1972
300 _a390p.
504 _aIncludes index
650 _aSampling (Statistics)
650 _aStatistics
650 _aMathematical statistics
650 _aSocial surveys
942 _cBK
_2ddc