Lua APA (7ú heag.)
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.
Lua i Stíl Chicago (17ú heag.)
Greenberg, Michael D., agus 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.
Lua MLA (9ú heag.)
Greenberg, Michael D., agus 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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