Geological Survey (U.S.) & United States. National Ocean Service. (1993). Farallon Islands, California: 1:100 000-scale metric topographic-bathymetric map : 30 x 60 minute series (topographic-bathymetric). The Survey.
Chicago Style (17th ed.) CitationGeological Survey (U.S.) and United States. National Ocean Service. Farallon Islands, California: 1:100 000-scale Metric Topographic-bathymetric Map : 30 X 60 Minute Series (topographic-bathymetric). Reston, Va.: The Survey, 1993.
MLA (9th ed.) CitationGeological Survey (U.S.) and United States. National Ocean Service. Farallon Islands, California: 1:100 000-scale Metric Topographic-bathymetric Map : 30 X 60 Minute Series (topographic-bathymetric). The Survey, 1993.
Warning: These citations may not always be 100% accurate.