Hoffman, George R. <br/><br/>
Forest vegetation of the rout national forest in North Western colorado :  a habitat type classification / 
George R. Hoffman [and] Robert R. Alexander 
 - Washington, D. C. :  United States Government Printing Office,  1980 
 - 41 p. ;  28 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Forests and forestry--Research--United States<br/>Forest ecology--Research--United States
<br/><br/><label>Dewey Class. No.: </label>634.90973