Gaya APA
WHO technical report series no.490 techniques for the collection and reporting of data on community water supply. (1972).
Malang Kota:
WHO, Geneva.
Gaya Chicago
WHO technical report series no.490 techniques for the collection and reporting of data on community water supply.
.
Malang Kota:
WHO, Geneva,
1972.
Text.
Gaya MLA
WHO technical report series no.490 techniques for the collection and reporting of data on community water supply.
.
Malang Kota:
WHO, Geneva,
1972.
Text.
Gaya Turabian
WHO technical report series no.490 techniques for the collection and reporting of data on community water supply.
Malang Kota:
WHO, Geneva,
1972.
Print.