APA (7th ed.) Citation

North Carolina. Division of Highways. Planning and Research Branch & United States. Federal Highway Administration. North Carolina ... primary highway system traffic map: Average 24-hour day-all vehicles (Rev.). The Branch.

Chicago Style (17th ed.) Citation

North Carolina. Division of Highways. Planning and Research Branch and United States. Federal Highway Administration. North Carolina ... Primary Highway System Traffic Map: Average 24-hour Day-all Vehicles. Rev. [Raleigh, N.C.]: The Branch.

MLA (9th ed.) Citation

North Carolina. Division of Highways. Planning and Research Branch and United States. Federal Highway Administration. North Carolina ... Primary Highway System Traffic Map: Average 24-hour Day-all Vehicles. Rev. The Branch.