General Agreement on Tariffs and Trade : trade in civil aircraft : second and third certifications of modifications and rectifications to the annex to the agreement of April 12, 1979, done at Geneva January 27, 1984, and done at Geneva January 1, 1985.
Washington, D.C. : Dept. of State : For sale by the Supt. of Docs., U.S. G.P.O., [1993?]