Wonnacott, R. J., & Wonnacott, P. (1967). Free trade between the United States and Canada: The potential economic effects. Harvard University Press.
Citace podle Chicago (17th ed.)Wonnacott, Ronald J., a Paul Wonnacott. Free Trade Between the United States and Canada: The Potential Economic Effects. Cambridge: Harvard University Press, 1967.
Citace podle MLA (8th ed.)Wonnacott, Ronald J., a Paul Wonnacott. Free Trade Between the United States and Canada: The Potential Economic Effects. Harvard University Press, 1967.
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