Gaya APA
hardiyanto, H, C.
(2018).
MEKANIKA TANAH 2
(
ed 6)
.
Yogyakarta:
Gadjah Mada Univesity Press.
Gaya MLA
hardiyanto, Hary, Christady.
"MEKANIKA TANAH 2".
ed 6
Yogyakarta:
Gadjah Mada Univesity Press,
2018.
Text.