{"id":"000030977","type":"book","title":"Significación de los antioqueños en el dearrollo economico colombiano : un examen critico de las tesis de Everett Hagen. - Berkeley, CA","container-title":"Center for Latin American Studies : Institute of International Studies : University of California <Berkeley-CA>: reprint, no. 281, S. 49-69","author":[{"family":"Safford","given":"Frank"}],"issued":{"raw":"1967"}}