Theoretical ecology:  principles and application / 

 - 2nd  
 - Oxford :  Blackwell Scientific,  1981. 
 - ix, 489 p.:  ill.;  22cm 
<br/><br/> Includes bibliographical references and index 
<br/><br/><label>ISBN: </label>06320007680 06320007621 
<br/><br/><label>Subjects--Topical Terms: </label>
<br/><br/><label>LC Class. No.: </label>DUCE QH541.15.M3