TY  - BOOK
AU  - McNelly,Jeffrey
AU  - Schityser,Frederik
TI  - Protected areas in 2023: scenarios for an uncentain future
SN  - 2831707498
U1  - 333.720494 
PY  - 2003///
CY  - Gland, Switzerlnd
PB  - IUCN
KW  - Áreas protegidas
ER  -