APA-Zitierstil (7. Ausg.)

(1982). State of Oregon: Base map with highways and contours (compiled in 1964-1965, revised.).

Chicago-Zitierstil (17. Ausg.)

State of Oregon: Base Map with Highways and Contours. compiled in 1964-1965, revised. Reston, Virginia u.a, 1982.

MLA-Zitierstil (9. Ausg.)

State of Oregon: Base Map with Highways and Contours. compiled in 1964-1965, revised. 1982.