United States. Department of State. (1945). Trans-Isthmian Highway, Agreement Between the United States of America and Panama, Supplementing the Convention of Mar. 2, 1936, Effected by Exchange of Notes, Signed at Washington Aug. 31 and Sept. 6, 1940. [s.n.].
Chicago Style (17th ed.) CitationUnited States. Department of State. Trans-Isthmian Highway, Agreement Between the United States of America and Panama, Supplementing the Convention of Mar. 2, 1936, Effected by Exchange of Notes, Signed at Washington Aug. 31 and Sept. 6, 1940. [Washington]: [s.n.], 1945.
MLA (9th ed.) CitationUnited States. Department of State. Trans-Isthmian Highway, Agreement Between the United States of America and Panama, Supplementing the Convention of Mar. 2, 1936, Effected by Exchange of Notes, Signed at Washington Aug. 31 and Sept. 6, 1940. [s.n.], 1945.