A life cycle of travel by the American family.
Wedi'i Gadw mewn:
Cyhoeddwyd: |
Washington, D.C. :
U.S. Dept. of Transportation, Federal Highway Administration,
1981.
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Prif Awdur: | |
Awduron Corfforaethol: | |
Cyfres: | 1977 nationwide personal transportation study ;
rept. 7 |
Pynciau: | |
Fformat: | Dogfen y Llywodraeth Llyfr |
EPS Library, Level 1
Rhif Galw
Copi
Loan Type
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