TY  - BOOK
AU  - E.U.A. Railroad Retirement Board
TI  - Railroad Retirement disability program, 1937-71 \ Daniel Drennan ; pról. de Ja-
U1  - 371.17973  .E582a.s..10   . 
CY  - Chicago
KW  - Drennan, Daniel F
KW  - Ferrocarriles - Salarios, pensiones, etc - E UA
KW  - Seguridad social - E. U. A
N1  - 007264
ER  -