Laditka, J. N., & Laditka, S. B. (2017). Work disability in the United States, 1968–2015: Prevalence, duration, recovery, and trends. SSM Popul Health.
Citação norma ChicagoLaditka, James N., and Sarah B. Laditka. "Work Disability in the United States, 1968–2015: Prevalence, Duration, Recovery, and Trends." SSM Popul Health 2017.
MLA CitationLaditka, James N., and Sarah B. Laditka. "Work Disability in the United States, 1968–2015: Prevalence, Duration, Recovery, and Trends." SSM Popul Health 2017.
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