Tohutoro APA (7th ed.)

Ruffin, R. J. (1988). Principles of microeconomics (3ª ed.). Scott, Foresman.

Tohutoru Kātū Chicago

Ruffin, Roy J. Principles of Microeconomics. 3ª ed. Scott, Foresman, 1988.

Tohutoro MLA

Ruffin, Roy J. Principles of Microeconomics. 3ª ed. Scott, Foresman, 1988.

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