Systems analysis and simulation in ecology / 
edited by Bernard C. Patten. 
 - New York :  Academic Press,  1971. 
 - 2 v. :  ill. ;  23 cm. 
 = Systems analysis and simulation in ecology / 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology--Mathematical models.<br/>Ecology--Data processing--Collected works.