Terrestrial and aquatic ecosystems :  perturbation and recovery / 
editor Oscar Ravera 
 - New York :  Ellis Horwood ,  1991 
 - 613 p. :  ill. ;  25 cm. 
<br/><br/>Includes indexes 
<br/><br/><label>ISBN: </label>0139282017 
<br/><br/><label>LCCN: </label>90-044997 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Congresses<br/>Man--Influence on nature--Congresses<br/>Restoration ecology--Congresses