Codex iuris canonici Pii X pontificis maximi iussu digestus Benedicti papae XV auctoritate promulgatus praefatione fontium annotatione et indice analytico-alphabetico ab Petro card. - Catholic Church; Benedictus XV, Pope, 1854-1922; Pius X, Pope, 1835-1914; Gasparri, Pietro, 1852-1934 (Romae: Typis polyglottis vaticanis, 1919)
Keywords: Canon law -- Sources