@book{23280,
	author = {Aquino Puma, Hilario Néstor and Walter Chauca, Rodríguez                                                                                                                                                    },
	title = {Matemática-tercer grado - quinta unidad :},
	publisher = {Municipalidad Distrital de Megantoni},
	year = {2018},
	address = {Megantoni-Cusco :}
}