TY  - BOOK
AU  - Piel, Gerald.
TI  - Only one world: our own to make and to keep 
SN  - 0716723166.
U1  - 304.2 
PY  - 1992///
CY  - New York
PB  - W. H. Freeman
KW  - Human ecology
KW  - Economic development
KW  - Social aspects
ER  -