Ehrlich, Paul R. <br/><br/>
The science of ecology / 
Paul R. Ehrlich, Jonathan Roughgarden. 
 - New York :  London :  Macmillan ;  Collier Macmillan,  1987 
 - xxv, 710 p, [1] p. of col. plate :  ill. ;  25 cm. 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>0023317000 (bound) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.