Catholic Church. Leo XIII, P. (1889). Sanctissimi Domini nostri Leonis Divina Providentia Papae XIII. Epistola de Magno Lycaeo Catholico Foederatorum Americae Septentrionalis Statuum in urbe Washington Constituto. Rome.
Παραπομπή σε μορφή Chicago (17η εκδ.)Catholic Church. Leo XIII, Pope. Sanctissimi Domini Nostri Leonis Divina Providentia Papae XIII. Epistola De Magno Lycaeo Catholico Foederatorum Americae Septentrionalis Statuum in Urbe Washington Constituto. Rome, 1889.
Παραπομπή σε μορφή MLA (8th εκδ.)Catholic Church. Leo XIII, Pope. Sanctissimi Domini Nostri Leonis Divina Providentia Papae XIII. Epistola De Magno Lycaeo Catholico Foederatorum Americae Septentrionalis Statuum in Urbe Washington Constituto. Rome, 1889.
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