00585nam a2200181Ia 4500082002200000100002100022245005300043260002800096300001600124500000500140690000600145700000500151952010300156952010300259964001700362921000900379999001500388  a309.517bSt898.AT  aStratford, A. H.  aAir transport economics in the supersonic era.b  aLondonbMacmillanc1967  aviii, 355p.  a  a   a  00104070aISIbISId1998-07-16l0o309.517 St898.ATpDP5894r2019-02-14 00:00:00w2019-02-14yBK  00104070aISIbISId1998-07-16l0o309.517 St898.ATpDP6898r2019-02-14 00:00:00w2019-02-14yBK  abcdefg  a3748  c3748d3748