TY  - BOOK
T1  - world resources 1990-91
A2  - World Resources Institute
A2  - The United Nations Development Programme
A2  - The United Nations Environment Programme
LA  - English
PP  - Oxford
PB  - Oxford University Press
YR  - 1992
UL  - https://colectivo.uloyola.es/Record/L13015
OP  - 383
SN  - 0195062299
KW  - Medio ambiente : 1990-1991 : Informes
KW  - Recursos naturales : 1990-1991 : Informes
ER  -