Natural resources for the 21st. century / American Forestry Association ; edited by R. Neil Sampson and Dwight Hair. - Washington, D.C. : Island, 1990 - xiv, 349p. ; 23cm. 1 ejemplar. Incluye lista de colaboradores e índice. ISBN: 1-55963-003-5 Subjects--Topical Terms: Recursos Naturales. LC Class. No.: QH75 / A4 1990