El seguro social y su implantación en Colombia .
Publisher: Editorial Aguila
Published: 1940
Place of publication: Bogotá
Language: spa
Number of pages: 105
Subjects: Social security
Notes: At head of title: Alfonso Bonilla Gutiérrez.

Thesis, Bogotá.

"Bibliografia": p. [101]-102.

Microfilm. New York, N.Y., Columbia University Libraries, 1997. 1 microfilm reel, 35 mm.

Filmed; NEH Project (FMEST); 1997.