Gaya APA
Hardiyatmo, H, C.
(2007).
Mekanika tanah. Jilid 2 Edisi IV
(
Ed.IV, Cet.1)
.
:
Gadjah Mada University Press.
Gaya MLA
Hardiyatmo, Hari, Christadi.
"Mekanika tanah. Jilid 2 Edisi IV".
Ed.IV, Cet.1
:
Gadjah Mada University Press,
2007.
Skripsi.