El cambio social en Colombia ; el factor humano en el desarrollo economico /

Bibliographic Details
Main Author:	Hagen, Everett Einar, 1906-
Format:	Book
Language:	Spanish English
Published:	[Bogota] : Ediciones Tercer Mundo, [1963]
Series:	Coleccion Controversia, 1
Subjects:	Social change. Colombia > Economic conditions. Colombia > Social conditions.