APA Style
H, H, M, A, S. (1990).
Area Manual for Samarinda and Coastal Kutai Area, East Kalimantan .
Samarinda:
The Government of East Kalimantan.
MLA Style
H, H., M., Ardans,, S..
"Area Manual for Samarinda and Coastal Kutai Area, East Kalimantan".
Samarinda:
The Government of East Kalimantan,
1990.
Buku.