Gaya APA
L.D.Wesley, .
(2017).
Mekanika Tanah
(
Ed.2)
.
Yogyakarta:
CV. Andi Offset.
Gaya MLA
L.D.Wesley, .
"Mekanika Tanah".
Ed.2
Yogyakarta:
CV. Andi Offset,
2017.
Text.