Dyfyniad APA

Baumol, W. J. (1988). Economics: Principles and policy macroeconomics (4ª ed.). Harcourt Brace Jovanovich.

Dyfyniad Arddull Chicago

Baumol, William J. Economics: Principles and Policy Macroeconomics. 4ª ed. Harcourt Brace Jovanovich, 1988.

Dyfyniad MLA

Baumol, William J. Economics: Principles and Policy Macroeconomics. 4ª ed. Harcourt Brace Jovanovich, 1988.

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