APA-čujuhus (7. p.)

Samuelson,Paul A, & Nordhaus, W. D. (2020). Economics (20th Edition.). Tata McGraw Hill.

Chicago-čujuhus (17. p.)

Samuelson,Paul A, juo William D. Nordhaus. Economics. 20th Edition. Chennai: Tata McGraw Hill, 2020.

MLA-čujuhus (9. p.)

Samuelson,Paul A, juo William D. Nordhaus. Economics. 20th Edition. Tata McGraw Hill, 2020.

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