000			00318nam a2200109 4500
245			_aAir transport economics in the supersonic era _cby Alan H. Strafford
100			_aStrafford, Alan H.
250			_a2nd ed.
260			_aLondon _bMacmillan _c1967
300			_a506+xivp.:fig.,tab.,index,.; 23cm.
082			_a387.7 _bSTR
999			_c21300 _d21300