APA citiranje

Guell, R. C. (2010). Issues in economics today (5th ed.). Boston: McGraw-Hill/Irwin.

Trích dẫn kiểu Chicago

Guell, Robert C. Issues in Economics Today. 5th ed. Boston: McGraw-Hill/Irwin, 2010.

MLA citiranje

Guell, Robert C. Issues in Economics Today. 5th ed. Boston: McGraw-Hill/Irwin, 2010.

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