TY  - BOOK
ED  - National academy of Sciences
TI  - The earth and human affairs
SN  - 0063854902
U1  - 551 
PY  - 1972///
CY  - San Francisco
PB  - Canfield Press
KW  - Geology-Earth Sciences
N1  - 1.	The good life :what does it cost?
2.	The earth in space and time
3.	Man's role in changing the land
4.	Land use and misuse
5.	Speak to the earth and is shall teach thee

ER  -