ETHIER WILFRED J. (1995). MODERN INTERNATIONAL ECONOMICS (3RD.). NORTON W W & CO.
Cita Chicago (17th ed.)ETHIER WILFRED J. MODERN INTERNATIONAL ECONOMICS. 3RD. NEW YORK: NORTON W W & CO, 1995.
Cita MLA (9th ed.)ETHIER WILFRED J. MODERN INTERNATIONAL ECONOMICS. 3RD. NORTON W W & CO, 1995.
Atenció: Aquestes cites poden no estar 100% correctes.