TY  - BOOK
AU  - Thomas, William L (Ed.)
AU  - Bates, Marston (Coll.)
AU  - Sauer, Carl O (Coll.)
TI  - Man's role in changing the face of the earth
U1  - 333.704 21st
PY  - 1956///
CY  - Chicago
PB  - The University of Chicago Press
KW  - Environmental changes; Land use
ER  -