000 00249nam a2200097Ia 4500
008 150310s9999 xx 000 0 und d
100 _aRANGWALA S C
245 _aPRINCIPLES OF RAILWAY ENGG.
250 _a6
260 _c1977
_b"CHAROTAR BOOK STALL, ANAND"
999 _c7218
_d7218