APA (7th ed.) Citation

United States. Forest Service. Eastern Region. (1981). Mark Twain National Forest (Ava Ranger District) Missouri, 1976 (Rev. -- Scale [1:126,720]. 1/2 in. to 1 mile ; Polyconic proj. (W 9315'--W 9230'/N 3702'--N 3633').). The Office.

Chicago Style (17th ed.) Citation

United States. Forest Service. Eastern Region. Mark Twain National Forest (Ava Ranger District) Missouri, 1976. Rev. -- Scale [1:126,720]. 1/2 in. to 1 mile ; Polyconic proj. (W 9315'--W 9230'/N 3702'--N 3633'). Milwaukee, Wis.: The Office, 1981.

MLA (9th ed.) Citation

United States. Forest Service. Eastern Region. Mark Twain National Forest (Ava Ranger District) Missouri, 1976. Rev. -- Scale [1:126,720]. 1/2 in. to 1 mile ; Polyconic proj. (W 9315'--W 9230'/N 3702'--N 3633'). The Office, 1981.