000 00327nam a2200133Ia 4500
008 230326s9999 xx 000 0 und d
020 _a0
082 _a0
_bBUL
100 _aBullens, I.
245 0 _aSteel And Its Heat Treatment (Gupta Sir)
260 _a
_bN/A
_c               
365 _b0
650 _a
_a
999 _c2698
_d2698