Gaya APA
An Introduction to Shipping Economics. (1985).
London:
Fairplay Publications.
Gaya Chicago
An Introduction to Shipping Economics.
.
London:
Fairplay Publications,
1985.
Text.
Gaya MLA
An Introduction to Shipping Economics.
.
London:
Fairplay Publications,
1985.
Text.
Gaya Turabian
An Introduction to Shipping Economics.
London:
Fairplay Publications,
1985.
Print.