1
2
מאת Sharkey, Brian J.
Missoula, Mont. : Forest Service, U.S. Dept. of Agriculture, Equipment Development Center, 1980
Missoula, Mont. : Forest Service, U.S. Dept. of Agriculture, Equipment Development Center, 1980
Government Document
ספר
3
מאת Sharkey, Brian J.
[Washington] : Dept. of Agriculture, Forest Service : For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977
[Washington] : Dept. of Agriculture, Forest Service : For sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977
Government Document
ספר
4
מאת Sharkey, Brian J.
Missoula, Mont. : USDA Forest Service, Technology & Development Program, 1997
2nd ed.
Missoula, Mont. : USDA Forest Service, Technology & Development Program, 1997
2nd ed.
Government Document
ספר
5
מאת Sharkey, Brian J.
Washington, D.C. : U.S. Dept. of Agriculture, Forest Service : For sale by Supt. of Docs., U.S. G.P.O., 1984
Washington, D.C. : U.S. Dept. of Agriculture, Forest Service : For sale by Supt. of Docs., U.S. G.P.O., 1984
Government Document
ספר
8
9
10
11
12
מאת Sharkey, Brian J.
[Washington] : Dept. of Agriculture, Forest Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977
[Washington] : Dept. of Agriculture, Forest Service : for sale by the Supt. of Docs., U.S. Govt. Print. Off., 1977
ספר
13
מאת Sharkey, Brian J.
Missoula, Mont. : USDA Forest Service, Technology & Development Program, 1997
2nd ed.
Missoula, Mont. : USDA Forest Service, Technology & Development Program, 1997
2nd ed.
ספר
14
מאת Sharkey, Brian J.
Missoula, Mont. : Forest Service, U.S. Dept. of Agriculture, Equipment Development Center, 1980
Missoula, Mont. : Forest Service, U.S. Dept. of Agriculture, Equipment Development Center, 1980
ספר
15
17
18
19
20