1. Le cycle de l'eau Author/Creator: Nemo, Stefanie, author Publication/Creation: [Reston, Va.] : U.S. Department of the Interior, U.S. Geological Survey, [2013?] Resource Type: Video or Visual Material Access & Availability: Loading
2. Les ressources potentielles en diamants alluviaux et l'évaluation de la capacité de production en République centrafricaine Author/Creator: Chirico, Pete, author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2013 Resource Type: Book Access & Availability: Loading