North American timber trends study. 

 - New Delhi   United Nations          1996 
 - vi,40p.  cm. 
 - Geneva timber and forest study papers;9 .
<br/><br/> Appendix :37-38p. 
<br/><br/><label>ISBN: </label>9211166373 
<br/><br/><label>Source: </label> General Book 
<br/><br/><label>Dewey Class. No.: </label>X9(JB).71.N96, N6/UN