000 00285nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a624
100 _aRangwala S C
245 0 _aPrinciples of Railway Engineering
250 _a9
260 _bCharotar,New Delhi
_c1985
942 _cBK
999 _c33536
_d33536