Gaya APA
M.A.Kraman, .
(1998).
Ports'98 Vol 2 ,Conference Proceedings
.
California:
AMERICAN SOCIETY OF CIVIL ENGINEERS.
Gaya MLA
M.A.Kraman, .
"Ports'98 Vol 2 ,Conference Proceedings".
California:
AMERICAN SOCIETY OF CIVIL ENGINEERS,
1998.
Text.