Douglas, Paul Howard
Social security in the United States : an analysis and appraisal of the federal social security act .-- [Reprint of the 2nd. ed. 1939] .-- New York : Da Capo Press , 1971
.--XIV, 493 p. 23 cm
ESTUDIOS
SEGURIDAD SOCIAL
ESTADOS UNIDOS
Social security in the United States : an analysis and appraisal of the federal social security act .-- [Reprint of the 2nd. ed. 1939] .-- New York : Da Capo Press , 1971
.--XIV, 493 p. 23 cm
ESTUDIOS
SEGURIDAD SOCIAL
ESTADOS UNIDOS