Scientific cooperation, earth sciences : memorandum of understanding between the United States of America and Ethiopia ; memorandum signed at Reston and Addis Ababa, December 9, 2002 and August 28, 2003, with annexes.
Memorandum of understanding between the United States of America and Ethiopia ; memorandum signed at Reston and Addis Ababa, December 9, 2002 and August 28, 2003, with annexes