APA

Gellis A. C., Autoridad de Acueductos y Alcantarillados de Puerto Rico & Geological Survey (U.S.). (1999). Effects of land use on upland erosion, sediment transport, and reservoir sedimentation, Lago Loíza Basin, Puerto Rico. San Juan, P.R: U.S. Dept. of the Interior, U.S. Geological Survey.

Chicago

Gellis Allen C, Autoridad de Acueductos y Alcantarillados de Puerto Rico and Geological Survey (U.S.). 1999. Effects of land use on upland erosion, sediment transport, and reservoir sedimentation, Lago Loíza Basin, Puerto Rico. San Juan, P.R: U.S. Dept. of the Interior, U.S. Geological Survey.

Harvard

Gellis A. C., Autoridad de Acueductos y Alcantarillados de Puerto Rico and Geological Survey (U.S.). (1999). Effects of land use on upland erosion, sediment transport, and reservoir sedimentation, Lago Loíza Basin, Puerto Rico. San Juan, P.R: U.S. Dept. of the Interior, U.S. Geological Survey.

MLA

Gellis Allen C, Autoridad de Acueductos y Alcantarillados de Puerto Rico and Geological Survey (U.S.). Effects of land use on upland erosion, sediment transport, and reservoir sedimentation, Lago Loíza Basin, Puerto Rico. San Juan, P.R: U.S. Dept. of the Interior, U.S. Geological Survey. 1999.