APA

United States, . (1981). Improved collections can reduce federal and district government food stamp program costs. [Washington, D.C: .

Chicago

United States, . 1981. Improved collections can reduce federal and district government food stamp program costs. [Washington, D.C: .

Harvard

United States, . (1981). Improved collections can reduce federal and district government food stamp program costs. [Washington, D.C: .

MLA

United States, . Improved collections can reduce federal and district government food stamp program costs. [Washington, D.C: . 1981.