=LDR 22 4500 =001 1200 =082 04$a1977 WAL =100 1\$aWalsh, Edward R. =245 10$aDistance and time perceptions of private car journeys during peak hour =260 \\$aDublin :$bUniversity of Dublin, Trinity College,$c1977 =650 \0$aDissertations =852 \\$bStaff Coffee Room$h1977 WAL