00249nam a22000977a 4500003000400000008004100004082001700045100002500062245003600087260002800123OSt230606b        |||||||| |||| 00| 0 eng d  a581.33bM27A  aMaheshwari, Pachanan  aAavirbiji Bhrun Vijyan Parichay  bRanchi Universityc1971