000 00295nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a624
100 _aRangwala S C
245 0 _aPrinciples of Railway Engineering
250 _a14
260 _bCharotar Publishing House ,Anand
942 _cBK
999 _c30626
_d30626