(1993). The NAFTA: Report on environmental issues. [Executive Office of the President] : For sale by the U.S. G.P.O., Supt. of Docs..
Cita Chicago (17th ed.)The NAFTA: Report on Environmental Issues. Washington, D.C.: [Executive Office of the President] : For sale by the U.S. G.P.O., Supt. of Docs., 1993.
Cita MLA (8th ed.)The NAFTA: Report on Environmental Issues. [Executive Office of the President] : For sale by the U.S. G.P.O., Supt. of Docs., 1993.
Atenció: Aquestes cites poden no estar 100% correctes.