APA

United States, . (2003). Trends in the assignment of resource utilization groups. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Chicago

United States, . 2003. Trends in the assignment of resource utilization groups. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Harvard

United States, . (2003). Trends in the assignment of resource utilization groups. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

MLA

United States, . Trends in the assignment of resource utilization groups. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General. 2003.