@book{292462,
	author = {Tejerina, Jesús S. and Gonzalez, Virgilio H.},
	title = {Instrucción cívica / Jorge Raúl Delfino, Virgilio H. González, Jesús S. Tejerina},
	publisher = {Plus Ultra},
	year = {1984},
	address = {Buenos Aires},
	edition = {7a ed.}
}