Gaya APA
International Conference Training and Certification of Seafarers, 1978. (1980).
London:
Inter-Govermental Maritime Consultative Organization.
Gaya Chicago
International Conference Training and Certification of Seafarers, 1978.
.
London:
Inter-Govermental Maritime Consultative Organization,
1980.
Text.
Gaya MLA
International Conference Training and Certification of Seafarers, 1978.
.
London:
Inter-Govermental Maritime Consultative Organization,
1980.
Text.
Gaya Turabian
International Conference Training and Certification of Seafarers, 1978.
London:
Inter-Govermental Maritime Consultative Organization,
1980.
Print.