Fink, L. G. (1936). Old Jesuit trails in Penn's forest: The romance of Catholicism told in the footprints of the pioneer missionaries in Pennsylvania (2nd ed.). New York: Paulist Press.

Fink, Leo Gregory. Old Jesuit Trails in Penn's Forest: The Romance of Catholicism Told in the Footprints of the Pioneer Missionaries in Pennsylvania. 2nd ed. New York: Paulist Press, 1936.

Fink, Leo Gregory. Old Jesuit Trails in Penn's Forest: The Romance of Catholicism Told in the Footprints of the Pioneer Missionaries in Pennsylvania. 2nd ed. New York: Paulist Press, 1936.