TY  - BOOK
AU  - Pearce, David W
TI  - Economics of natural resources and the environment
U1  - 301.31 
PY  - 1990///
CY  - New York
PB  - Harvester Wheatsheaf
KW  - Environement
KW  - Economic social aspects
N1  - Includes bibliographical references and index
ER  -