Raettig, Terry L. Hardwood Supply in the Pacific Northwest: A Policy Perspektive. Research Paper PNW-RP-478. January 1995 / Terry L. Raettig, Kent P. Connaughton, Glenn R. Ahrens. -- 1.vyd. -- Portland : U.S. Department of Agriculture, Forest Service, Pacific Northwest Research Station, 1995. -- 80 s.: 21 obr., 31 tab.

I. Connaughton, Kent P.
II. Ahrens, Glenn R.
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