000 00329nam a2200133Ia 4500
008 220901s2013 xx 000 0 eng d
082 _a624.193 SIN
100 _aParveen Singh
245 0 _aPrinciples of tunneling, ports and harbour
250 _a1
260 _bS.K. Kataria
_c2013
_aDelhi
300 _a278
942 _2ddc
_cREF
_02
999 _c887
_d887