Huggett, Richard J. <br/><br/>
Modelling the human impact on nature:  systems analysis of environmental problems 
Richard John Huggett. 
 - Oxford:  Oxford University Press,  1993. 
 - 202 pages ;  22 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0198741715 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Human ecology--Mathematical models.<br/>Man--Influence on nature--Mathematical models.<br/>Environmental degradation--Mathematical models.