Clawson Marion Decision marketing in timber production harvest an - Washington Researces for the Future 1977 - 127p. Bib p. 125-27,Appendix p. 113-24 cm. - Researces for the future research paper 4 . Source: General Book Subjects--Topical Terms: Foresty Industry Dewey Class. No.: X9(JB):51.73.N7, L7