000 00213 a2200097 4500
001 48880
100 _aWalker
245 _aAir-to-Ground operation
260 _aWash
_bPergamon Brasseys
_c
090 _c31775
_d31775
942 _aNUST-CAE
_cM
_c24197
999 _c283953
_d283953