Robbins, Donald J. «Technological Change, Human Capital Accumulation, Wage Structure and the Growth of Real Wages». Cuadernos de Administración 16, no. 25 (junio 30, 2003). Accedido agosto 8, 2022. https://revistas.javeriana.edu.co/index.php/cuadernos_admon/article/view/5450.