FUSFELD, D. R. (1985). Economics Principles Of Political Economiy Daaniel R. Fusfeld. Scott, Foresman and Company.
Chicago-viite (17. p.)FUSFELD, Daniel R. Economics Principles Of Political Economiy Daaniel R. Fusfeld. Scott, Foresman and Company, 1985.
MLA-viite (8. p.)FUSFELD, Daniel R. Economics Principles Of Political Economiy Daaniel R. Fusfeld. Scott, Foresman and Company, 1985.
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