Detalles de los registros
Signatura***
TítuloGEMS/Water quality newsletter.
Signatura topográfica
UNEP/GEMS(05)/N3
FechaNairobi : UNEP, 1990 - .
Descripción
Issue 1 (Fall 1990) -
Notas
Prepared by the National Water Research Institute, Environment Canada for WHO and UNEP.