000 00285nam a2200121Ia 4500
008 191031s9999 xx 000 0 und d
100 _aSrivastava
245 0 _aRailway transport in theory and practice
260 _bS.Chand & co
260 _c1964
365 _b5.00
942 _cBK
999 _c198384
_d198384