000 00304nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a625.1
100 _aRangwala P S
245 0 _aPrinciples of Railway Engineering
250 _a20
260 _bCharotar Publishing House ,Anand
_c2008
942 _cBK
999 _c14062
_d14062