"United States" . . . "Census data" . . . "AR, LA, OK" . . . "Contains parts A, B, and C of the statewide 1990 census transportation planning package, a set of special tabulations of census data tailored to meet the data needs of transportation planners. The urban packages contain characteristics of persons, workers, and households for traffic analysis zones, census block groups, or census tracts depending on local preferences." . . . . "Census transportation planning package. AR, LA, OK urban element" . . "BTS-15-24 AR, LA, OK" . . . . . . . . . "Databases" . "Louisiana" . . . . "Arkansas" . . "Oklahoma" . .