1972 census of transportation
Subtitle: volume I, national travel survey
Publisher: U.S. Department of Commerce, Bureau of the Census; For sale by the Supt. of Docs., U.S. G.P.O.
Published: 1974
Place of publication: Washington, D.C.?]
Language: eng
Subjects: Transportation; Statistics; Travel
Other titles: National travel survey
Work titles: Census of transportation (1972)
Notes: "Issued February 1974."