00469nam a2200169 a 450000500170000002000180001708200160003510000210005124500490007226000580012130000240017950000500020360000080025363000260026185600060028785600060029320251203112426.0  a9780852269107  a519.52bSIN  aSingh, Darogad_  aTheory and analysis of sample survey designs  aChennaibNew Age International Publishersc1986-R2009  axi,380p.c18cm.bPB  aincludes bibliographical references and index  bc_  aSampling (Statistics)  f_  a_