Gaya APA

energi, D, P, D. (1979). Data Dasar Gunungapi Indonesia : Catalogue of Reference on Indonesian Volcanoes with Eruptions in Historical Time . Yogyakarta: Direktorat Vulkanologi.

Gaya MLA

energi, Departemen, Pertambangan, Dan. "Data Dasar Gunungapi Indonesia : Catalogue of Reference on Indonesian Volcanoes with Eruptions in Historical Time". Yogyakarta: Direktorat Vulkanologi, 1979. Text.