Singapore National Shippers' Council. Shippers' times. Singapore National Shippers' Council.
Čikaški stil citiranja (17. izdanje)Singapore National Shippers' Council. Shippers' Times. [Singapore]: Singapore National Shippers' Council.
MLA način citiranja (8. izdanje)Singapore National Shippers' Council. Shippers' Times. Singapore National Shippers' Council.
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