TY  - BOOK
AU  - Thorn,Colin E.
TI  - An Introduction to theoretical geomorphology
U1  - 551.4 
PY  - 1988///
CY  - Boston
PB  - Unwin Hyman
KW  - Geology -
KW  - Geology - Geomorphology,hydrosphere -
N1  - Includes bibliographical references, index, (author,subject)
ER  -