Becker, G. S. (1976). The economic approach to human behavior. University of Chicago Press.
Lua i Stíl Chicago (17ú heag.)Becker, Gary S. The Economic Approach to Human Behavior. Chicago: University of Chicago Press, 1976.
Lua MLA (8ú heag.)Becker, Gary S. The Economic Approach to Human Behavior. University of Chicago Press, 1976.
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