TY  - BOOK
AU  - Beckinsale Robert P
AU  -  Chorley Richard J
TI  - Historical and regional geomorphology , 1890-1950
T2  - History Of The Study Of Land Forms Or Development Of Geomrphology, 3
U1  - U21, N1 
PY  - 1991///
CY  - London
PB  - Routledge U K        
KW  - Geomorphology
ER  -