Silva Michelena, J.A. 1963. THOMA C. COCHRAN YRUBÉN E. REINA, Entrepreneurship in’ Argetine Culture. Torcuato Di Tella and S. 1. A. M (Philade1phia: University of Pennsylvania Press, 1962). Revista de Ciencias Sociales. 3 (oct. 1963), 307–311.