TY  - BOOK
AU  - Conrad, Jon M.
AU  - Clark, Colin W.1931-
TI  - Natural resources economics: notes and problems 
SN  - 0521337690: GBP 20.95
U1  - 333.7 
PY  - 1994///, repr.2002
CY  - Cambridge
PB  - Cambridge University Press
KW  - Natural resources
KW  - Environmental policy
N1  - Includes bibliographical references (p. 225-228) and index
ER  -