00284nam a22001097a 4500003000400000008004100004082001700045100003700062245002900099260003800128300000800166OSt220601b        |||||||| |||| 00| 0 eng d  a620.11bS48M  aSingh Gurucharan & Singh jagdish  aMaterial of construction  aStandard B.S.bUBSPD, Patnac1979  a375