TY  - BOOK
AU  - White, I. D.
AU  - Mottershead, D. N. 
TI  - Environmental systems:  an introductory text 
SN  - 45510652
U1  - 551.4 
PY  - 1984///
CY  - London
PB  - Unwin Hyman
KW  - Geomophorology
N1  - Includes bibliographical references and index
ER  -