Penggayaan APA
SCHOLZ, Ulrich. (1983).
The natural regional of Sumatra and their agricultural production pattern .
Bogor:
Central Institute for food crops.
Chicago Style
SCHOLZ, Ulrich.
The natural regional of Sumatra and their agricultural production pattern.
Bogor:
Central Institute for food crops,
1983.
Buku.
MLA Style
SCHOLZ, Ulrich.
The natural regional of Sumatra and their agricultural production pattern.
Bogor:
Central Institute for food crops,
1983.
Buku.
Turabian Style
SCHOLZ, Ulrich.
The natural regional of Sumatra and their agricultural production pattern.
Bogor:
Central Institute for food crops,
1983.
Buku.