Gaya APA
Aldworth, P.
(2007).
MARITIME ATLAS OF WORLD PORTS AND SHIPPING PLACES
.
LONDON ::
Lloyds MIU,.
Gaya MLA
Aldworth, Paul.
"MARITIME ATLAS OF WORLD PORTS AND SHIPPING PLACES".
LONDON ::
Lloyds MIU,,
2007.
Sumber Elektronik.