Roth, Charles E. <br/><br/>
Wildlife observers's guidebook 

 - London  Prentice-Hall  1982 
 - xiii,239p. 
<br/><br/><label>ISBN: </label> USD 11.50 
<br/><br/><label>Source: </label> USD 11.50 
<br/><br/><label>Dewey Class. No.: </label>590.72 ROT