00481nam a2200145 a 4500008004100000020001500041082001800056100002000074245008600094250001300180260003200193300003300225504005100258650002600309090908s2005    bg a     b    001 0 eng d  a984321976700a001.4/2222221 aIslam, M.Nurul.10aAn introduction to sampling methods :btheory and applications /cM. Nurul Islam.  aRev. ed.  aDhaka :bBook World,c2005.  axv, 494 p. :bill. ;c22 cm.  aIncludes bibliographical references and index. 0aSampling (Statistics)