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1. Reuse of human wastes in aquaculture:   Publication: Washington, D.C.: UNDP - World Bank Water and Sanitation Program, 1992 . xviii, 350 p. Date:1992 Availability: No items available: Withdrawn (1), Actions: Add to cart No cover image available No cover image available
2. The Mayas :   Publication: Washington . D.C.: Columbus Memorial Library, | Organization of American States , 1991 . viii , 236p. Date:1991 Availability: No items available: Actions: Add to cart No cover image available No cover image available