@book{74861,
	author = {Martínez Montero, Jaime, and Sánchez Cortés, Concha,},
	title = {¿Por qué los escolares fracasan en matemáticas? /},
	publisher = {Wolters Kluwer España,},
	year = {2021.},
	series = {Cuadernos de Pedagogía},
	address = {Madrid :},
	note = {Incluye índice.},
	url = {https://elibro.net/ereader/politecnicointernacional/182912}
}