Pruitt, William O.  1922- <br/><br/>
Boreal ecology / 
William O. Pruitt 
 - London :  Edward Arnold,  1978 
 - 73 p. :  ill. ;  23 cm. 
 - Institute of Biology's studies in biology ;  no.91. .
<br/><br/>Bibliography : p. 68-73 
<br/><br/><label>ISBN: </label>0713126868 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Arctic regions<br/>Man--Influence on nature--Arctic regions