APA
Secretariat of the contracting parties general agreement on tariffs and trade (Geneva), Secretariat of the contracting parties general agreement on tariffs and trade (Geneva), . (1968). International trade1967. NA: NA.
Chicago
Secretariat of the contracting parties general agreement on tariffs and trade (Geneva), Secretariat of the contracting parties general agreement on tariffs and trade (Geneva), . 1968. International trade1967. NA: NA.
Harvard
Secretariat of the contracting parties general agreement on tariffs and trade (Geneva), Secretariat of the contracting parties general agreement on tariffs and trade (Geneva), . (1968). International trade1967. NA: NA.
MLA
Secretariat of the contracting parties general agreement on tariffs and trade (Geneva), Secretariat of the contracting parties general agreement on tariffs and trade (Geneva), . International trade1967. NA: NA. 1968.
