Gaya APA
Indonesia.Bakosurtanal, . (1983).
Survey and mapping activities in Indonesia during the last decade (Dok.18/1983) .
Cibinong:
Bakosurtanal.
Gaya MLA
Indonesia.Bakosurtanal, .
"Survey and mapping activities in Indonesia during the last decade (Dok.18/1983)".
Cibinong:
Bakosurtanal,
1983.
Text.