Gaya APA
Sidiyasa, K. (2007).
Seed Sources of Ramin in West and Central Kalimantan .
Jakarta:
Kementerian Kehuatanan.
Gaya MLA
Sidiyasa, Kade.
"Seed Sources of Ramin in West and Central Kalimantan".
Jakarta:
Kementerian Kehuatanan,
2007.
Cetak Kertas.