Παραπομπή σε μορφή APA (7η εκδ.)
Haveman, R. H., Bershadker, A., & Schwabish, J. A. (2003). Human capital in the United States from 1975 to 2000: Patterns of growth and utilization. W.E. Upjohn Institute for Employment Research.
Παραπομπή σε μορφή Chicago (17η εκδ.)
Haveman, Robert H., Andrew Bershadker, και Jonathan A. Schwabish. Human Capital in the United States from 1975 to 2000: Patterns of Growth and Utilization. Kalamazoo, Mich.: W.E. Upjohn Institute for Employment Research, 2003.
Παραπομπή σε μορφή MLA (9th εκδ.)
Haveman, Robert H., et al. Human Capital in the United States from 1975 to 2000: Patterns of Growth and Utilization. W.E. Upjohn Institute for Employment Research, 2003.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.