APA Style
Gray, Clifford F., World Water Assesment Programme. ().
Water for people warer for life .
:
.
Chicago Style
Gray, Clifford F., World Water Assesment Programme.
Water for people warer for life.
:
,
.
.
MLA Style
Gray, Clifford F., World Water Assesment Programme.
Water for people warer for life.
:
,
.
.
Turabian Style
Gray, Clifford F., World Water Assesment Programme.
Water for people warer for life.
:
,
.
.