000 00230 a2200097 4500
001 48652
100 _aSealy, K.R
245 _aThe geography of air transport
260 _aLondon
_bHutchinson university
_c
090 _c31578
_d31578
942 _aNUST-CAE
_cM
_c23978
999 _c283725
_d283725