Gaya APA
Punmia, B. et al
(2017).
Soil Mechanics and Foundations
(
Edisi Pertama)
.
Yogyakarta:
ANDI.
Gaya MLA
Punmia, B.C.. et al.
"Soil Mechanics and Foundations".
Edisi Pertama
Yogyakarta:
ANDI,
2017.
Text.