APA引文

United States. Social Security Administration. (1973). Social security programs in the United States. Govt.Pr..

Chicago Style (17th ed.) Citation

United States. Social Security Administration. Social Security Programs in the United States. Wash.: Govt.Pr., 1973.

MLA引文

United States. Social Security Administration. Social Security Programs in the United States. Govt.Pr., 1973.

警告：這些引文格式不一定是100％准確.