@book{29541,
	author = {González, Adriana,},
	title = {Sumar y multiplicar :},
	publisher = {Homo Sapiens Ediciones,},
	year = {2013.},
	series = {Haciendo matemática},
	address = {Rosario :},
	note = {Incluye índice.},
	url = {https://elibro.net/ereader/politecnicointernacional/164731}
}