APA

United States, . (1997). Pressure reducing support surfaces. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Chicago

United States, . 1997. Pressure reducing support surfaces. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

Harvard

United States, . (1997). Pressure reducing support surfaces. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General.

MLA

United States, . Pressure reducing support surfaces. [Washington, D.C.]: Department of Health and Human Services, Office of Inspector General. 1997.