Long-term ecological research  an international perspective 
ed. by Paul G. Risser. 
 - Chichester  John Wiley  1991 
 - xvi, 294p 
 - SCOPE '47 .
<br/><br/><label>ISBN: </label>0471930059 
<br/><br/><label>Dewey Class. No.: </label>574.5  / N913