Penggayaan APA
SUHARTA,N, PRASETYO,B.H.. (2009).
Mineralogical and chemical characteristics of spodosols in Toba Highland, North Sumatra .
Jakarta:
Agricultural Research and Development.
Chicago Style
SUHARTA,N, PRASETYO,B.H..
Mineralogical and chemical characteristics of spodosols in Toba Highland, North Sumatra.
Jakarta:
Agricultural Research and Development,
2009.
Artikel.
MLA Style
SUHARTA,N, PRASETYO,B.H..
Mineralogical and chemical characteristics of spodosols in Toba Highland, North Sumatra.
Jakarta:
Agricultural Research and Development,
2009.
Artikel.
Turabian Style
SUHARTA,N, PRASETYO,B.H..
Mineralogical and chemical characteristics of spodosols in Toba Highland, North Sumatra.
Jakarta:
Agricultural Research and Development,
2009.
Artikel.