PFITZNER, C. B. (1993). Mathematical Fundamentals Of Microeconomics C. Barry Pfitzner. Kolb.
Lua i Stíl Chicago (17ú heag.)PFITZNER, C. Barry. Mathematical Fundamentals Of Microeconomics C. Barry Pfitzner. Kolb, 1993.
Lua MLA (8ú heag.)PFITZNER, C. Barry. Mathematical Fundamentals Of Microeconomics C. Barry Pfitzner. Kolb, 1993.
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