APA Style
Hughes, R.C., Postel,S. (1985).
Conserving Water : The Untapped alternative .
USA:
Worldwatch Institute.
Chicago Style
Hughes, R.C., Postel,S.
Conserving Water : The Untapped alternative.
USA:
Worldwatch Institute,
1985.
.
MLA Style
Hughes, R.C., Postel,S.
Conserving Water : The Untapped alternative.
USA:
Worldwatch Institute,
1985.
.
Turabian Style
Hughes, R.C., Postel,S.
Conserving Water : The Untapped alternative.
USA:
Worldwatch Institute,
1985.
.