APA-čujuhus (7. p.)

McConnell, C. R. (1981). Economics: Principles, problems, and policies (8th ed.). McGraw-Hill.

Chicago-čujuhus (17. p.)

McConnell, Campbell R. Economics: Principles, Problems, and Policies. 8th ed. New York: McGraw-Hill, 1981.

MLA-čujuhus (9. p.)

McConnell, Campbell R. Economics: Principles, Problems, and Policies. 8th ed. McGraw-Hill, 1981.

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