Sutherland, William <br/><br/>
Ecological census techniques   : a handbook. 

 - Cambridge    : Cambridge University Press,  1996. 
 - xv, 336p.    : ill.    ; 25cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecological survey <br/>Methodology
<br/><br/><label>LC Class. No.: </label>QH541.15.S95E26