Gaya APA
Hardiyatmo, H, C.
(2018).
Mekanika Tanah 2 Edisi Kelima
(
cet.1)
.
Yogyakarta:
Gadjah Mada University Press.
Gaya MLA
Hardiyatmo, Hary, Christady.
"Mekanika Tanah 2 Edisi Kelima".
cet.1
Yogyakarta:
Gadjah Mada University Press,
2018.
Buku.