Kolvenbach, P. (1989). A most pleasant mission =: Munus suavissimum. General Office of the Apostleship of Prayer.
Chicago-viite (17. p.)Kolvenbach, Peter-Hans. A Most Pleasant Mission =: Munus Suavissimum. Rome, Italy: General Office of the Apostleship of Prayer, 1989.
MLA-viite (8. p.)Kolvenbach, Peter-Hans. A Most Pleasant Mission =: Munus Suavissimum. General Office of the Apostleship of Prayer, 1989.
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