(1957). Farm woodland, 1954 / United States Department of Commerce, Bureau of the Census ; prepared by the Geography Division in cooperation with the Agriculture Division.
Chicago Style (17th ed.) ZitazioaFarm Woodland, 1954 / United States Department of Commerce, Bureau of the Census ; Prepared by the Geography Division in Cooperation with the Agriculture Division. 1957.
MLA (9th ed.) ZitazioaFarm Woodland, 1954 / United States Department of Commerce, Bureau of the Census ; Prepared by the Geography Division in Cooperation with the Agriculture Division. 1957.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.