International Navigation Congress London. (1957). XIXth International Navigation Congress, London, 1957: = Means of dealing with large differences in head in order to facilitate the passage of vessels on inland waterways. General Secretariat P.I.A.N.C.
Chicago-Zitierstil (17. Ausg.)International Navigation Congress London. XIXth International Navigation Congress, London, 1957: = Means of Dealing with Large Differences in Head in Order to Facilitate the Passage of Vessels on Inland Waterways. Brussels: General Secretariat P.I.A.N.C, 1957.
MLA-Zitierstil (9. Ausg.)International Navigation Congress London. XIXth International Navigation Congress, London, 1957: = Means of Dealing with Large Differences in Head in Order to Facilitate the Passage of Vessels on Inland Waterways. General Secretariat P.I.A.N.C, 1957.