00261nam a22000977a 4500003000400000008004100004082001600045100001800061245003700079260004700116OSt230829b        |||||||| |||| 00| 0 eng d  a541.2bC28A  aChanda, Manas  aAtomic Structure & Chemical bond  aBombaybT. M. H. Publishing Co. Ltd.c1972