000 00268cam a22000977a 4500
008 180718b2001 xxu||||| |||| 00| 0 eng d
100 _aYadav, R.S. et.al.
245 _aRailway reservation system
_cby R.S. Yadav et.al.
260 _aNew Delhi
_bIIPA
_c2001
300 _a59p.
999 _c491936
_d491936