VARiAN, H. R. (1978). Microeconomic Analysis Hal R. Varian. W.W.Norton & Co inc.
Lua i Stíl Chicago (17ú heag.)VARiAN, Hal R. Microeconomic Analysis Hal R. Varian. W.W.Norton & Co inc, 1978.
Lua MLA (8ú heag.)VARiAN, Hal R. Microeconomic Analysis Hal R. Varian. W.W.Norton & Co inc, 1978.
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