Maintenance area responsibility maps.
APA Citation
Iowa. Highway Division. Office of Maintenance. (1981). Maintenance area responsibility maps. [Ames, Iowa]: Office of Maintenance, Highway Division, Iowa Department of Transportation.
MLA Citation
Iowa. Highway Division. Office of Maintenance. Maintenance Area Responsibility Maps. [Ames, Iowa]: Office of Maintenance, Highway Division, Iowa Department of Transportation, 1981.
Warning: These citations may not always be complete (especially for serials).