000 00309nam a22001217a 4500
082 _a695
_bRAM
_cL-19, P-55
100 _aRamaswamy, G.S
245 _aDesign and construction of concrete sheel roofs
_cRamaswamy, G.S
260 _aUSA
_bMcGraw Hill
_c1968
300 _ax, p-641
_bill
650 _aMCE
942 _cBK
999 _c9458
_d9458