Παραπομπή σε μορφή APA (7η εκδ.)
Greenberg, M. D., & Haviland, A. (2008). Issues and performance in the Pennsylvania workers' compensation system. RAND Corporation/Center for haealth and safety in the workplace.
Παραπομπή σε μορφή Chicago (17η εκδ.)
Greenberg, Michael D., και Amelia Haviland. Issues and Performance in the Pennsylvania Workers' Compensation System. Santa Monica, CA: RAND Corporation/Center for haealth and safety in the workplace, 2008.
Παραπομπή σε μορφή MLA (9th εκδ.)
Greenberg, Michael D., και Amelia Haviland. Issues and Performance in the Pennsylvania Workers' Compensation System. RAND Corporation/Center for haealth and safety in the workplace, 2008.
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