APA

United States, . (1991). Controls over authorized agents: National Practitioner Data Bank : management advisory report. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Chicago

United States, . 1991. Controls over authorized agents: National Practitioner Data Bank : management advisory report. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Harvard

United States, . (1991). Controls over authorized agents: National Practitioner Data Bank : management advisory report. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

MLA

United States, . Controls over authorized agents: National Practitioner Data Bank : management advisory report. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General. 1991.