United States. Hydrographic Office. (1930). Baltic pilot: Volume I. Baltic Sea from Falsterbo Udde and Cape Arkona to entrances of Gulfs of Finland and Bothnia. GPO.
Chicago Style (17th ed.) CitationUnited States. Hydrographic Office. Baltic Pilot: Volume I. Baltic Sea from Falsterbo Udde and Cape Arkona to Entrances of Gulfs of Finland and Bothnia. [Washington]: GPO, 1930.
MLA (9th ed.) CitationUnited States. Hydrographic Office. Baltic Pilot: Volume I. Baltic Sea from Falsterbo Udde and Cape Arkona to Entrances of Gulfs of Finland and Bothnia. GPO, 1930.
Warning: These citations may not always be 100% accurate.