000 00309nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a624.012
100 _aRamaswamy G S
245 0 _aDesign and Construction Of Concrete Shell Roofs
250 _a1
260 _bCbs Publisher,New Delhi
_c2005
942 _cBK
999 _c24910
_d24910