000 00211 a2200097 4500
001 27534
100 _aN.T.I.S
245 _aU.S army helicopter design (datcum)
260 _a
_bN.T.I.S
_c
090 _c18323
_d18323
942 _aNUST-CAE
_cM
_c9251
999 _c262607
_d262607