00680naa a2200217 a 450000100080000000500110000800800410001910000170006024500430007725000100012026000090013030000110013949000450015050001380019565000170033365300250035065300180037570000170039370000180041077300340042810286432017-07-10       1983    bl uuuu     u00u1 u    #d1 aNYLAND, R.D.  aForestry and its career opportunities.  a4 ed.  c1983  a381 p.  a(McGraw-Hill Series in Forest Resources)  aRev. ed. of: Forestry and its career opportunities / Hardy L. Shirley. 3rd ed. [1973]. Includes bibliographical references and index.  aFORESTACIÓN  aFORESTS AND FORESTRY  aUNITED STATES1 aLARSON, C.C.1 aSHIRLEY, H.L.  tNew York : McGraw-Hill, 1983.