Gaya APA
Frost, P, G.
(2003).
Forets and water : some suggested strategic directions for Cifor
.
Bogor Barat:
Cifor.
Gaya MLA
Frost, Peter, G.H..
"Forets and water : some suggested strategic directions for Cifor".
Bogor Barat:
Cifor,
2003.
Text.