Gaya APA

Hehanussa, P., Hehuwat, F. (1981). Development Scenarios for the Krakatau and Sunda Strait Region - Required inputs from Scientific Research . Jakarta, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi.

Gaya MLA

Hehanussa, P.E.., Hehuwat, F.. "Development Scenarios for the Krakatau and Sunda Strait Region - Required inputs from Scientific Research". Jakarta, Indonesia: Pusat Vulkanologi dan Mitigasi Bencana Geologi, 1981. Text.