Karoly, L. A., & Panis, C. W. A. (2004). The 21st century at work: Forces shaping the future workforce and workplace in the United States. RAND.
Chicago-čujuhus (17. p.)Karoly, Lynn A., juo Constantijn W. A. Panis. The 21st Century at Work: Forces Shaping the Future Workforce and Workplace in the United States. Santa Monica, Calif.: RAND, 2004.
MLA-čujuhus (9. p.)Karoly, Lynn A., juo Constantijn W. A. Panis. The 21st Century at Work: Forces Shaping the Future Workforce and Workplace in the United States. RAND, 2004.
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