000 00289nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a624
100 _aArora S P
245 2 _aA Text Book of Railway engineering
250 _a9
260 _bDhanpat Rai Publications
_c2009
942 _cBK
999 _c33549
_d33549