APA

United States, . (1972). Reports to Congress, by Comptroller General of United States: low use of open heart surgery centers at Veterans Administration hospitals, June 29, 1972. [Washington, D.C: .

Chicago

United States, . 1972. Reports to Congress, by Comptroller General of United States: low use of open heart surgery centers at Veterans Administration hospitals, June 29, 1972. [Washington, D.C: .

Harvard

United States, . (1972). Reports to Congress, by Comptroller General of United States: low use of open heart surgery centers at Veterans Administration hospitals, June 29, 1972. [Washington, D.C: .

MLA

United States, . Reports to Congress, by Comptroller General of United States: low use of open heart surgery centers at Veterans Administration hospitals, June 29, 1972. [Washington, D.C: . 1972.