Lloyd, J. R. <br/><br/>
Man and the ecosystem / 
J. R. Lloyd. 
 - Houndmills :  Macmillan Education,  1980, repr, 1982 
 - viii, 152 p. :  ill. ;  24 cm 
 - Foundations of biology. .
<br/><br/>Includes bibliographical references (p.146-148). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Ecology.
<br/><br/><label>Dewey Class. No.: </label>574.5