@book{85567,
	author = {Persits, Boris and Puig, Agustín},
	title = {La estructura de peones centrales /},
	publisher = {Ediciones Martínez Roca,},
	year = {©1972.},
	series = {Colección Escaques},
	address = {Barcelona :},
	note = {Incluye índice temático}
}