1967 census of transportation.
Commodity transportation survey.
Area series.
Production area 22 :
consists of one Standard Metropolitan Statistical Areas : Denver, Colo.
APA Citation
United States. Bureau of the Census. (1970). 1967 census of transportation: consists of one Standard Metropolitan Statistical Areas : Denver, Colo. Washington, D.C.: Bureau of the Census.
MLA Citation
United States. Bureau of the Census. 1967 Census of Transportation: Consists of One Standard Metropolitan Statistical Areas : Denver, Colo. Washington, D.C.: Bureau of the Census, 1970.
Warning: These citations may not always be complete (especially for serials).