Richard Cornes & Todd Sandler. (1996). The Theory of Externalities,Public Goods and Club Goods (2nd.). Cambridge University Press.
Chicago Style aipamenaRichard Cornes and Todd Sandler. The Theory of Externalities,Public Goods and Club Goods. 2nd. New York: Cambridge University Press, 1996.
MLA aipamenaRichard Cornes and Todd Sandler. The Theory of Externalities,Public Goods and Club Goods. 2nd. Cambridge University Press, 1996.
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