Gaya APA
Fairchild, Fred Rogers. ().
Principles of Economics .
:
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Gaya Chicago
Fairchild, Fred Rogers.
Principles of Economics.
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.
Text.
Gaya MLA
Fairchild, Fred Rogers.
Principles of Economics.
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,
.
Text.
Gaya Turabian
Fairchild, Fred Rogers.
Principles of Economics.
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,
.
Print.