1.
Polish maritime economy. Warszawa, Gdynia: Polish Chamber of Foreign Trade; 1965.
Polish maritime economy. Warszawa, Gdynia : Polish Chamber of Foreign Trade, 21 mai 1965
Polish Chamber of Foreign Trade. (1965). Polish maritime economy: Facts and figures. Polish Chamber of Foreign Trade.
Style de citation MLA (8e éd.)Polish Chamber of Foreign Trade. Polish Maritime Economy: Facts and Figures. Polish Chamber of Foreign Trade, 1965.
Attention : ces citations peuvent ne pas être correctes à 100%.