000 00321nam a2200133Ia 4500
082 _a625.1
_bRAN
100 _aRangwala, S. C. & others
245 _aPrinciples of railway engineering.
250 _aEd.12
260 _aAnand
_bCharotar Pub. House
_c1991
300 _axii,437p.
890 _aIndia
999 _c26652
_d26652