APA

United States, . (2001). The Orphan Drug Act: implementation and impact. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Chicago

United States, . 2001. The Orphan Drug Act: implementation and impact. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Harvard

United States, . (2001). The Orphan Drug Act: implementation and impact. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

MLA

United States, . The Orphan Drug Act: implementation and impact. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General. 2001.