PETERSON, N. A. (1989). Student workbook to accompany McConnell-Brue: Contemporary labor economics.-- Ed.2. McGraw-Hill.
Čikaški stil citiranja (17. izdanje)PETERSON, Norris A. Student Workbook to Accompany McConnell-Brue: Contemporary Labor Economics.-- Ed.2. New York: McGraw-Hill, 1989.
MLA način citiranja (9. izdanje)PETERSON, Norris A. Student Workbook to Accompany McConnell-Brue: Contemporary Labor Economics.-- Ed.2. McGraw-Hill, 1989.
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