Gaya APA
BOWLES, .
(1968).
FOUNDATION ANALYSIS AND DESIGN
.
NEW YORK:
McGRAW-HILL INTERNATIONAL EDITIONS.
Gaya MLA
BOWLES, .
"FOUNDATION ANALYSIS AND DESIGN".
NEW YORK:
McGRAW-HILL INTERNATIONAL EDITIONS,
1968.
Prodi S1 Teknik Sipil.