@book{12930,
	author = {Sánchez de Luciano, Daysi and Juscelino Ureña, Benny},
	title = {Matemática :},
	publisher = {Disesa,},
	year = {1988.},
	address = {Santo Domingo, :},
	edition = {3a. ed.},
	note = {Educación primaria.}
}