000 00318cam a22001217a 4500
008 180718b1972 xxu||||| |||| 00| 0 eng d
082 _aI5513 R137
100 _aRaj, Des
245 _aDesign of sample surveys
_cby Des Raj
260 _aNew York
_bMcGraw-Hill
_c1972
300 _a390p.
650 _aSampling (Statistics)
999 _c352077
_d352077