Citazione Stile APA (7a Edizione)
(1961). Social Security Programs throughout the world. U.S. Department of Health, Education, and Welfare.
Citazione stile Chigago Style (17a edizione)
Social Security Programs Throughout the World. Washington: U.S. Department of Health, Education, and Welfare, 1961.
Citatione MLA (9a ed.)
Social Security Programs Throughout the World. U.S. Department of Health, Education, and Welfare, 1961.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.