Polski Rejestr Statków. (2006). Rules for the classification and construction of inland waterways vessels: With Amendments No. 1/2006. Polski Rejestr Statków.
Citazione stile Chigago Style (17a edizione)Polski Rejestr Statków. Rules for the Classification and Construction of Inland Waterways Vessels: With Amendments No. 1/2006. Gdańsk: Polski Rejestr Statków, 2006.
Citatione MLA (9a ed.)Polski Rejestr Statków. Rules for the Classification and Construction of Inland Waterways Vessels: With Amendments No. 1/2006. Polski Rejestr Statków, 2006.
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