Gaya APA
Hilmansyah, L. (1985).
Report on a Post-Graduate Program in Australia (June 1985).
Bandung:
Volcanological Survey of Indonesia.
Gaya MLA
Hilmansyah, L..
"Report on a Post-Graduate Program in Australia".
June 1985
Bandung:
Volcanological Survey of Indonesia,
1985.
Text.