United States. Committee on Economic Security, United States, Ring, M. D., & Murray, M. G. (1937). Social security in America: The factual background of the Social Security Act as summarized from staff reports to the Committee on Economic Security. Social Security Board : United States Government Printing Office.
Chicago Style aipamenaUnited States. Committee on Economic Security, United States, Martha D. Ring, and Merrill G. Murray. Social Security in America: The Factual Background of the Social Security Act as Summarized from Staff Reports to the Committee on Economic Security. Washington, D.C.: Social Security Board : United States Government Printing Office, 1937.
MLA aipamenaUnited States. Committee on Economic Security, et al. Social Security in America: The Factual Background of the Social Security Act as Summarized from Staff Reports to the Committee on Economic Security. Social Security Board : United States Government Printing Office, 1937.