Gaya APA
Soeparno, K, D.
(2020).
Ragam Ulas Kebencanaan
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Yogyakarta:
Deepublish Publisher.
Gaya MLA
Soeparno, Koentjoro,, Dkk..
"Ragam Ulas Kebencanaan".
Yogyakarta:
Deepublish Publisher,
2020.
Teks.