Social security legislation throughout the world; five charts summarizing the principal legislative provisions,

Accompanied by "Major changes in social security legislation. Supplement. [1st]- 1949/50- " ( v. 27 cm.) Published: [Washington] Federal Security Agency, Social Security Administration, Division of Research and Statistics."A revision and an expansion of an earlier study, An outline of foreign social insurance and assistance laws, published in 1940 and now out of print.""Bibliographic references": p. 167-173.Mode of access: Internet