Gaya APA
Hardiyatmo, H, C.
(2019).
Mekanika tanah 2
(
Cet.2)
.
Yogyakarta:
Gadjah Mada University Press (UGM Press).
Gaya MLA
Hardiyatmo, Hary, Christidy.
"Mekanika tanah 2".
Cet.2
Yogyakarta:
Gadjah Mada University Press (UGM Press),
2019.
TEXT.