JACOBO GARCÍA, H. M. The Professional Teaching Knwoledge and the Pedagogical Discourse of the First Half of the 20th Century. A Comparison with the Profiles, Parmeters and Indicators of the Performance of Basic Education Teachers in Mexico. QURRICULUM - Revista de Teoría, Investigación y Práctica Educativa, n. 32, p. 15–35, 16 June2019.