APA

United States, . (1959). Disability insurance fact book: summary of the legislative and administrative development of the disability provisions in title 2 of the Social security act. [Washington, D.C.]: .

Chicago

United States, . 1959. Disability insurance fact book: summary of the legislative and administrative development of the disability provisions in title 2 of the Social security act. [Washington, D.C.]: .

Harvard

United States, . (1959). Disability insurance fact book: summary of the legislative and administrative development of the disability provisions in title 2 of the Social security act. [Washington, D.C.]: .

MLA

United States, . Disability insurance fact book: summary of the legislative and administrative development of the disability provisions in title 2 of the Social security act. [Washington, D.C.]: . 1959.