TY  - BOOK
AU  - Field,Barry C.
TI  - Natural resource economics: an introduction 
SN  - 9780072316773
U1  - 333.7 FIE 21
PY  - 2001///
CY  - Boston, Mass.
PB  - Irwin/McGraw-Hill
KW  - Natural resources
KW  - Environmental policy
KW  - Sustainable development
N1  - Includes bibliographical references and indexes
ER  -