000 00357nam a2200133Ia 4500
008 230327s9999 xx 000 0 und d
020 _a81-7598-043-5
082 _a629.1323
100 _aProuty, R.W.
245 0 _aHelicopter Aerodynamics
260 _aNew Delhi;
_bSterling Book House
_c               
360 _a174
365 _a150
999 _c28254
_d28254