00275nam a2200109Ia 4500082002100000100001800021245007000039260003100109300001500140500000500155700000500160  a309.517bM649.DA  aMiller, R. E.  aDomestic airline efficiencyban application of linear programming  aCambridgebMIT Pressc1963  axvi, 174p.  a  a