PETERSON, N. A. (1989). Student workbook to accompany McConnell-Brue: Contemporary labor economics.-- Ed.2. McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रPETERSON, Norris A. Student Workbook to Accompany McConnell-Brue: Contemporary Labor Economics.-- Ed.2. New York: McGraw-Hill, 1989.
एमएलए (9वां संस्करण) प्रशस्ति पत्रPETERSON, Norris A. Student Workbook to Accompany McConnell-Brue: Contemporary Labor Economics.-- Ed.2. McGraw-Hill, 1989.
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