000 005100000a22001810004500
245 _aTransactions 1997 vol. 1 part B : technical papers
110 _aThe Institution of Engineers, Sri Lanka
260 _aColombo
_bThe Institution of Engineers
_c1997
300 _a128p. : ill.
080 _a62:070.486
_bI6
650 _aROOF STRUCTURES
650 _aROOFING MATERIALS
650 _aPROJECT MANAGEMENT
650 _aTechnical Papers
650 _aROADS - Sri Lanka
041 _aEN
942 _cBK
999 _c43019
_d43019