@book{68676,
	author = {Calvo Langarica, César,},
	title = {Descubriendo el ISR /},
	publisher = {PACJ,},
	year = {2019.},
	address = {México :},
	note = {Incluye índice.},
	url = {https://elibro.net/ereader/politecnicointernacional/122486}
}