Scientific and technical cooperation : earth sciences : agreement between the United States of America and the Hungarian People's Republic, extending the memorandum of understanding of January 6 and 20, 1984, as extended, signed at Reston and Budapest, January 26 and February 9, 1988.
Washington, D.C. : Dept. of State : For sale by the Supt. of Docs., U.S. G.P.O., [1993?]