00391nam a2200145Ia 4500008004100000020001800041041000800059082001700067100003400084245005000118250000600168260005100174300001100225650000900236210716s2009    xx            000 0 und d  a9780852269107  aeng  a001.433 SIND  aSingh, Daroga; Chaudary, F S.  aTheory and analysis of sample survey designs.  a1  aNew DelhibNew Age International Pvt Ltdc2009  axi,380  aNone