作者 美国社会保障局 訪問此資源 English > https://www.ssa.gov/pubs/10085.html Korean > https://www.ssa.gov/multilanguage/Korean/10085-KOR.pdf Russian > https://www.ssa.gov/multilanguage/Russian/10085-RU.pdf Vietnamese > https://www.ssa.gov/multilanguage/Vietname/10085-VI.pdf Chinese > https://www.ssa.gov/multilanguage/Chinese/10085-CH.pdf Arabic > https://www.ssa.gov/multilanguage/Arabic/10085-AR.pdf Energy Level 790
