Παραπομπή APA
Institute of Chartered Shipbrokers. (2009). Ship operations and management (2nd ed.). Livingston: Witherby Seamanship International.
Παραπομπή Chicago StyleInstitute of Chartered Shipbrokers. Ship Operations and Management. 2nd ed. Livingston: Witherby Seamanship International, 2009.
Παραπομπή MLAInstitute of Chartered Shipbrokers. Ship Operations and Management. 2nd ed. Livingston: Witherby Seamanship International, 2009.
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