United States. Hydrographic Office. (1930). Mediterranean pilot: Volume I. Strait of Gibraltar, south and southeast coast of Spain, Balearic Islands, and African coast from Cape Spartel to Gulf of Gabes. GPO.
Chicago Style (17th ed.) CitationUnited States. Hydrographic Office. Mediterranean Pilot: Volume I. Strait of Gibraltar, South and Southeast Coast of Spain, Balearic Islands, and African Coast from Cape Spartel to Gulf of Gabes. [Washington]: GPO, 1930.
MLA (9th ed.) CitationUnited States. Hydrographic Office. Mediterranean Pilot: Volume I. Strait of Gibraltar, South and Southeast Coast of Spain, Balearic Islands, and African Coast from Cape Spartel to Gulf of Gabes. GPO, 1930.
Warning: These citations may not always be 100% accurate.