Guidelines for drinking-water quality

I tiakina i:
Ngā taipitopito rārangi puna kōrero
Hōputu: Pukapuka
Reo:Ingarihi
I whakaputaina: Delhi: C B S.World Health c, c1984 (1991 printing).
Ngā marau:
Ngā Tūtohu: Tāpirihia he Tūtohu
Kāore He Tūtohu, Me noho koe te mea tuatahi ki te tūtohu i tēnei pūkete!

UL

Ngā taipitopito puringa mai i UL
Tau karanga: 546.22 G946
Tārua 1984 Not For Loan
Tārua 1984 On Shelf
Tārua 1984 On Shelf