APA
U.S. Dept. of State, . (1940). The Chaco Peace Conference: report of the delegation of the United States of America to the Peace Conference held at Buenos Aires, July 1, 1935-January 23, 1939. Washington: U.S. Govt. Print. Off.
Chicago
U.S. Dept. of State, . 1940. The Chaco Peace Conference: report of the delegation of the United States of America to the Peace Conference held at Buenos Aires, July 1, 1935-January 23, 1939. Washington: U.S. Govt. Print. Off.
Harvard
U.S. Dept. of State, . (1940). The Chaco Peace Conference: report of the delegation of the United States of America to the Peace Conference held at Buenos Aires, July 1, 1935-January 23, 1939. Washington: U.S. Govt. Print. Off.
MLA
U.S. Dept. of State, . The Chaco Peace Conference: report of the delegation of the United States of America to the Peace Conference held at Buenos Aires, July 1, 1935-January 23, 1939. Washington: U.S. Govt. Print. Off. 1940.