Gaya APA

Sudradjat, A., Sabroux, J. (1986). Proceedings of the Indonesia-French volcanological seminar . Bandung: The Volcanological Survey of Indonesia.

Gaya MLA

Sudradjat, Adjat., Sabroux, Jean-Christophe. "Proceedings of the Indonesia-French volcanological seminar". Bandung: The Volcanological Survey of Indonesia, 1986. Prosiding/Procceding.