00293nam a22001097a 4500003000400000008004100004082001800045100002000063245005100083260004100134300000800175OSt240426b        |||||||| |||| 00| 0 eng d  a633.723bR13S  aIASRI, N. Delhi  aSample survey for methodological nivestigation  aIASRI, N.DelhibIASRI, N.Delhic1984  a746