Forestry research a mandate for change 

 - Washington, D. C. :  National Academy Press,  1990 
 - 84 p. 
<br/><br/><label>LCCN: </label>59668 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Bosques--Investigación.
<br/><br/><label>Dewey Class. No.: </label>634.907  / N3