Scientific cooperation, earth sciences : agreement between the United States of America and Chile, extending the memorandum of understanding of August 2 and 26, 1982, signed at Reston and Santiago, August 10 and September 16, 1987 and amending and extending agreement, signed at Reston and Santiago, April 30 and August 27, 1993.
Washington, D.C. : Dept. of State : For sale by the Supt. of Docs., U.S. G.P.O., [1997?]