Gaya APA
Sjarief, R.
(2002).
SUB TEMA D SUMBERDAYA AIR: Multilevel Basin Management
.
Jakarta:
Forum Air Indonesia.
Gaya MLA
Sjarief, Roestam.
"SUB TEMA D SUMBERDAYA AIR: Multilevel Basin Management".
Jakarta:
Forum Air Indonesia,
2002.
Text.