TY  - BOOK
TI  - World resources 1990-1991: a guide to the global environment 
U1  - 333.7 19
PY  - 1990///
CY  - New York
PB  - Oxford University Press
KW  - Resources
KW  - Spines
KW  - World natural resources
N1  - env
N2  - Environment Management
ER  -