TY  - BOOK
AU  - Goudie,Andrew
ED  - British Geomorphological Research Group.
TI  - Geomorphological techniques
SN  - 0-04-445715-4
AV  - GB400.4 G47 1990
PY  - 1990///
CY  - Boston, Mass.
PB  - Unwin Hyman
N1  - Incluye bibliografia
ER  -