O'Shaughnessy, M. M., & San Francisco. Department of Public Works. (1925). Hetch Hetchy water supply of the City and County of San Francisco: General map and profile. Dept. of Public Works.
Chicago Style (17th ed.) CitationO'Shaughnessy, M. M., and San Francisco. Department of Public Works. Hetch Hetchy Water Supply of the City and County of San Francisco: General Map and Profile. [San Francisco]: Dept. of Public Works, 1925.
MLA (8th ed.) CitationO'Shaughnessy, M. M., and San Francisco. Department of Public Works. Hetch Hetchy Water Supply of the City and County of San Francisco: General Map and Profile. Dept. of Public Works, 1925.
Warning: These citations may not always be 100% accurate.