Gaya APA
SIDIYASA, K. et al (1992).
CHECKLIST for a tree flora of the Balikpapan-Samarinda area, East Kalimantan, Indonesia .
Amsterdam:
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Gaya MLA
SIDIYASA, Kade. et al.
"CHECKLIST for a tree flora of the Balikpapan-Samarinda area, East Kalimantan, Indonesia".
Amsterdam:
Tropenbos,
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Buku.