00554nam a2200169Ia 4500003000900000008004100009040001600050080002400066110003300090245011800123260005000241300000900291500001900300650002600319650001800345650002100363IN-BaIIA211028s9999    xx            000 0 eng d  cIIA Library  a083.7:69.024.4bISI  aIndian Standards Institution 0aIndian standard code of practice for construction of reinforced concrete shell roofcIndian Standards Institution  aNew DelhibIndian Standards Institutionc1962  a21p.  aIS 2204 : 1962  a Concrete Shell Roof  a Standards   aNASA Thesaurus