Burns, Eveline M.
The American social security system
Houghton Miffiln, 1949
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de Jong, Philip
Form and reform of the dutch social security system
Kluwer law and Taxation Publishers, 1990
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The American social.....
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Hermawanto
Asuransi sosial dalam sistem Jaminan Sosial Nasional = social insurance in the national social security system
Fakultas Hukum Universitas Indonesia, 2014
 UI - Tesis Membership
Departemen of social security
Australian Goverment Publishing Service, 1993
 Buku Teks