APA Style
Bowles, J, E., Silaban, P.
(1988).
Analis dan Desain Pondasi, Jilid 1
(
4th Ed)
.
Jakarta:
Erlangga.
MLA Style
Bowles, Joseph, E.., Silaban, Pantur.
"Analis dan Desain Pondasi, Jilid 1".
4th Ed
Jakarta:
Erlangga,
1988.
Books.