Gaya APA
Hary, H, C.
(2018).
Mekanika Tanah 2
(
6 st, 6 ed)
.
Yogyakarta:
Gadjah Mada.
Gaya MLA
Hary, Hardiyatmo, Christady.
"Mekanika Tanah 2".
6 st, 6 ed
Yogyakarta:
Gadjah Mada,
2018.
Text.