APA

United States, . (1992). Surgery in outpatient settings: a four-state study. Washington, D.C: Department of Health and Human Services, Office of Inspector General.

Chicago

United States, . 1992. Surgery in outpatient settings: a four-state study. Washington, D.C: Department of Health and Human Services, Office of Inspector General.

Harvard

United States, . (1992). Surgery in outpatient settings: a four-state study. Washington, D.C: Department of Health and Human Services, Office of Inspector General.

MLA

United States, . Surgery in outpatient settings: a four-state study. Washington, D.C: Department of Health and Human Services, Office of Inspector General. 1992.