000 00293nam a2200121Ia 4500
008 230222s9999 xx 000 0 und d
082 _a625.1
100 _aArora S P
245 2 _aA Textbook of Railway Engineering
250 _a7
260 _bDhanpat Rai & Co.,New Delhi
_c2009
942 _cBK
999 _c14567
_d14567