León, J., & Martínez Abad, F. (2025). The effect of grade retention on performance in Spanish students: A propensity score matching approach.
Citação norma ChicagoLeón, Jaime, e Fernando Martínez Abad. The Effect of Grade Retention On Performance in Spanish Students: A Propensity Score Matching Approach. 2025.
Citação norma MLALeón, Jaime, e Fernando Martínez Abad. The Effect of Grade Retention On Performance in Spanish Students: A Propensity Score Matching Approach. 2025.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.