TY  - BOOK
AU  - Wilshire,Howard Gordon
TI  - Geologic processes at the land surface
AV  - QE75GB54.5 .B9 no. 2149
PY  - 1996///
CY  - Washington
PB  - U.S. Government Printing Office
N1  - Includes bibliographical references (p. 33-39)
ER  -