Dyfyniad APA

SAMUELSON PAUL. (2013). ECONOMICS (19TH.). TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED.

Dyfyniad Arddull Chicago

SAMUELSON PAUL. ECONOMICS. 19TH. NEW DELHI: TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2013.

Dyfyniad MLA

SAMUELSON PAUL. ECONOMICS. 19TH. TATA MCGRAW-HILL PUBLISHING COMPANY LIMITED, 2013.

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