Encyclical letter on the spirit of holy prayer and devotion ... to be treated in the Plenary Council of the Order in 1970 /

Míreanna comhchosúla

• Discussion points for the 1974 session of the Plenary Council, Order of Friars Minor /
  Cruthaithe: (1973)
• The spirit of prayer and devotion : themes for study and reflection.
  Cruthaithe: (1997)
• Encyclical letter of the Most Reverend Constantine Koser concerning justice within the Order of Friars Minor : theme of the Plenary Council of the Order of Friars Minor to be held in October, 1974 /
  Cruthaithe: (1973)
• Encyclical letter of the Most Reverend Constantine Koser, Minister General of the whole Order of Friars Minor : on the occasion of the Feast of the Nativity of Our Lord.
  Cruthaithe: (1971)
• The Order of St. Francis : its spirit and its mission in the kingdom of God /
  de réir: Esser, Kajetan, 1913-
  Cruthaithe: (1959)