An Airphoto Atlas of the Rural United States: Noth Central
Baker, Simon, Dill, Henry W., Jr.
The Look of Our Land. An Airphoto Atlas of the Rural United States: Noth Central, agriculture handbook № 384, U. S. Department of Agriculture, Economic Research Service ; [compiled by S. Baker and H. W. Dill, Jr.], Text
Washington :
[w. p.] ,
1970 .-
63, [1] p. .-
ill., photos
На английском языке .-