000 00282nam a2200109Ia 4500
008 230222s9999 xx 000 0 und d
100 _aRangwala P S
245 0 _aPrinciples of Railway Engineering
250 _a19
260 _bCharotar Publishing House ,Anand
_c2007
942 _cBK
999 _c13142
_d13142