Cita APA (7a ed.)

(1998). Social security systems as elements of poverty alleviation in developing countries. [s.n.].

Cita Chicago Style (17a ed.)

Social Security Systems as Elements of Poverty Alleviation in Developing Countries. [S.l.]: [s.n.], 1998.

Cita MLA (9a ed.)

Social Security Systems as Elements of Poverty Alleviation in Developing Countries. [s.n.], 1998.