Gaya APA
Hardjosuwarno, S. (2012).
Panduan pengoperasian program simulasi 2D banjir debris Simlar versi 1.0 2011 .
Yogyakarta:
Balai Sabo Yogyakarta.
Gaya MLA
Hardjosuwarno, Sutikno.
"Panduan pengoperasian program simulasi 2D banjir debris Simlar versi 1.0 2011".
Yogyakarta:
Balai Sabo Yogyakarta,
2012.
Text.