Franciscans. Minister General (1967-1979 : Koser) & Koser, C. (1969). Encyclical letter of the M. Rev. Constantine Koser, Minister General O.F.M.: The Holy Land on the 750th anniversary of the landing of the Seraphic Father, Saint Francis, at Acre. General Curia.
Lua i Stíl Chicago (17ú heag.)Franciscans. Minister General (1967-1979 : Koser) agus Costantino Koser. Encyclical Letter of the M. Rev. Constantine Koser, Minister General O.F.M.: The Holy Land on the 750th Anniversary of the Landing of the Seraphic Father, Saint Francis, at Acre. Rome: General Curia, 1969.
Lua MLA (8ú heag.)Franciscans. Minister General (1967-1979 : Koser) agus Costantino Koser. Encyclical Letter of the M. Rev. Constantine Koser, Minister General O.F.M.: The Holy Land on the 750th Anniversary of the Landing of the Seraphic Father, Saint Francis, at Acre. General Curia, 1969.