Gaya APA
KURNIAWAN, P., HADIMULJONO, M, B.
(2021).
APPLIED GEOTECHNICS FOR ENGINEERS 2
.
Yogyakarta:
Andi.
Gaya MLA
KURNIAWAN, PAULUS., HADIMULJONO, M., BASUKI.
"APPLIED GEOTECHNICS FOR ENGINEERS 2".
Yogyakarta:
Andi,
2021.
Art Original.