Gaya APA
The Mechanism in the Focus of 28 South East Asian Earthquakes. (1956).
Jakarta:
Lembaga Meteorologi dan Geofisik. Kementerian Perhubungan.
Gaya MLA
The Mechanism in the Focus of 28 South East Asian Earthquakes.
.
Jakarta:
Lembaga Meteorologi dan Geofisik. Kementerian Perhubungan,
1956.
Text.