Sánchez Núñez , L.E. 2024. Analysis of the photograph of Luis Echeverría dialogue with the nicolaita students at the San Nicolas School. November 24, 1969 . Horizonte Histórico - Semester journal for students of the UAA’s Bachelor’s Degree in History. 29 (Oct. 2024), 172–185. DOI:https://doi.org/10.33064/hh.29.172-185.