APA (7th ed.) Citation

(1978). State of Arkansas: Base map with highways and contours (compiled in 1965, ed. of 1967, highways corrected to 1966.).

Chicago Style (17th ed.) Citation

State of Arkansas: Base Map with Highways and Contours. compiled in 1965, ed. of 1967, highways corrected to 1966. Reston, VA, 1978.

MLA (9th ed.) Citation

State of Arkansas: Base Map with Highways and Contours. compiled in 1965, ed. of 1967, highways corrected to 1966. 1978.