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Poljska
Kodeks morski = The polish maritime code / (Polish original with introduction and translation into English) prepared by Jan Lopuski, Roman Adamski
Poland : past and present / compiled after Polish handbooks and Polish statistics by Stefan Karski ; with Preface by minister Konstanty Skirmunt
Poland's maritime economy / Cz. Wojwódka
Polish fishery policy and the 200-mile fishing zone established by coastal countries / P. Anders
Polish-German Frontier in the Light of International Law / by Boleslaw Wiewiora ; Preface by Alfons Klafkowski
Polish-Scandinavian trade in the light of changes in the Baltic Sea-borne traffic / Jerzy Zaleski
Poljski pomorski zakonik / Ivica Jankovec
The Polish seaports / B. Kasprowicz
The role of the port of Szczecin in the economic organisms of Germany and Poland / Edmund Dobrzycki