1998 annual water quality report on the Laguna de Bay and its tributary rivers.

1998 annual water quality report on the Laguna de Bay and its tributary rivers.

Bibliografiset tiedot
Yhteisötekijä: Philippines. Department of Environment and Natural Resources. Laguna Lake Development Authority (Tekijä)
Aineistotyyppi: Kirja
Kieli:English
Julkaistu: Pasig City Department of Environment and Natural Resources, Laguna Lake Development Authority [1998]
Aiheet:
Water quality > Philippines > Laguna de Bay.
Water supply > Philippines > Laguna de Bay.