Gaya APA
HARDIYATMO, H, C.
(1994).
Mekanika tanah jilid 2
.
Jakarta:
Gramedia pustaka utama.
Gaya MLA
HARDIYATMO, Hary, Christady.
"Mekanika tanah jilid 2".
Jakarta:
Gramedia pustaka utama,
1994.
Printed Book.