Samuelson, P. A. 1. (1988). Economía (12a. ed.). McGraw Hill.
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Chicago Style (17th ed.) Citation
Samuelson, Paul Anthony 1915. Economía. 12a. ed. México: McGraw Hill, 1988.
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MLA引文
Samuelson, Paul Anthony 1915. Economía. 12a. ed. McGraw Hill, 1988.
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警告：這些引文格式不一定是100％准確.