McConnell, C. R., & Brue, S. L. (1999). Economics: Principles, problems, and policies (14th ed.). Irwin/McGraw-Hill.
Lua i Stíl Chicago (17ú heag.)McConnell, Campbell R., agus Stanley L. Brue. Economics: Principles, Problems, and Policies. 14th ed. Boston, MA: Irwin/McGraw-Hill, 1999.
Lua MLA (8ú heag.)McConnell, Campbell R., agus Stanley L. Brue. Economics: Principles, Problems, and Policies. 14th ed. Irwin/McGraw-Hill, 1999.
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