ERSKINE, Anthony <br/><br/>
Birds in boreal canada: communities, densities and adaptations 
/by Anthony ERskine 
 - [Canada]  Minister of suppl and services  1977 
 - 71 p. 
<br/><br/> Includes appendix. 
<br/><br/><label>ISBN: </label>660011859 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Birds<br/>Aves
<br/><br/><label>Dewey Class. No.: </label>598  / ERS