Aviation, transport services : agreements between the United States of America and Canada amending the agreement of January 17, 1966, as amended, effected by exchange of letters, signed at Washington May 4, 1984 and exchange of notes signed at Ottawa May 24, 1984.
Washington, D.C. : Dept. of State : For sale by the Supt. of Docs., U.S. G.P.O., [1990?]