TY  - BOOK
AU  - BRADSHAW Michael J
AU  -  ABBOTT A J
AU  -  GELSTHORPE A P
TI  - Earth's changing surface
U1  - U21, L8 
PY  - 1978///
CY  - London
PB  - Hodder and Stoughton UK       
KW  - Geomorphology
N1  - Bib p. 330-32
ER  -