APA (7th ed.) Zitazioa
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.
Chicago Style (17th ed.) Zitazioa
Greenberg, Michael D., eta 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.
MLA (9th ed.) Zitazioa
Greenberg, Michael D., eta Amelia Haviland. Issues and Performance in the Pennsylvania Workers' Compensation System. RAND Corporation/Center for haealth and safety in the workplace, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.