1
2
af Feaster, J. Gerald.
Udgivet 1973
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1973
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3
af Frey, Henry Thomas, 1927-.
Udgivet 1973
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1973
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4
af Krause, Orville E.
Udgivet 1970
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1970
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5
af Holtman, J. B.
Udgivet 1974
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1974
Bog
6
af Scofield, William H.
Udgivet 1968
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1968
Bog
7
af Coffman, George W.
Udgivet 1969
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1969
Bog
8
Udgivet 1975
“...United States. Department of Agriculture. Economic Research Service....”
Bog
9
Udgivet 1970
“...United States. Department of Agriculture. Economic Research Service....”
Bog
10
Udgivet 1969
“...United States. Department of Agriculture. Economic Research Service....”
Bog
11
af Smith, Edward Joseph, 1911-.
Udgivet 1969
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1969
Bog
12
Udgivet 1973
“...United States. Department of Agriculture. Economic Research Service....”
Bog
13
Udgivet 1970
“...United States. Department of Agriculture. Economic Research Service....”
Bog
14
af Blake, Helen Therese, 1922-.
Udgivet 1975
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1975
Bog
15
af Edwards, Clark, 1926-.
Udgivet 1975
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1975
Bog
16
af Fuguitt, Glenn Victor, 1928-.
Udgivet 1976
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1976
Bog
17
Udgivet 1973
“...United States. Department of Agriculture. Economic Research Service....”
Bog
18
af Myrick, D. C.
Udgivet 1971
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1971
Bog
19
af Rojko, Anthony Stanley, 1918-.
Udgivet 1970
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1970
Bog
20
af Regier, Donald Wilson, 1918-.
Udgivet 1970
“...United States. Department of Agriculture. Economic Research Service....”Udgivet 1970
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