White, Ian <br/><br/>
Environmental systems :  an introductory text / 
I. D. White, D. N. Mottershead, S. J. Harrison 
 - 2nd ed. 
 - London :  Chapman & Hall,  1992 
 - 616 p. :  ill. ;  25 cm. 
<br/><br/><label>ISBN: </label>041247140X 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physical geography<br/>Natural history