Gaya APA
A Pictorial Guide to Checks on Keyless Propeller and Tail Shaft in Shipyard. (2017).
s.l. ::
Marine Insight,.
Gaya MLA
A Pictorial Guide to Checks on Keyless Propeller and Tail Shaft in Shipyard.
.
s.l. ::
Marine Insight,,
2017.
Sumber Elektronik.