Não informado. (1896). Water supply and irrigation papers of the United States Geological Survey. U.S. Geological Survey.
Citação do estilo Chicago (17ª ed.)Não informado. Water Supply and Irrigation Papers of the United States Geological Survey. Washington: U.S. Geological Survey, 1896.
Citação MLA (8ª ed.)Não informado. Water Supply and Irrigation Papers of the United States Geological Survey. U.S. Geological Survey, 1896.
警告：這些引文格式不一定是100％准確.