United States. Social Security Administration. Seguro social, beneficios de sobrevivientes. Social Security Administration.
Chicago Style (17th ed.) CitationUnited States. Social Security Administration. Seguro Social, Beneficios De Sobrevivientes. [Baltimore, Md.?]: Social Security Administration.
MLA (9th ed.) CitationUnited States. Social Security Administration. Seguro Social, Beneficios De Sobrevivientes. Social Security Administration.
Warning: These citations may not always be 100% accurate.