=LDR 22 4500 =001 55 =082 04$a1983 BYR =100 1\$aByrne, Ann =245 10$aAer Lingus: the Irish national airline =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c1983 =650 \0$aDissertations =852 \\$bStaff Coffee Room$h1983 BYR