Dyfyniad APA

Mcconnell,Campbell R. Economics: Principles, problems and policies. McGraw-Hill.

Dyfyniad Arddull Chicago

Mcconnell,Campbell R. Economics: Principles, Problems and Policies. New York: McGraw-Hill.

Dyfyniad MLA

Mcconnell,Campbell R. Economics: Principles, Problems and Policies. McGraw-Hill.

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