O'Brien, W. J. (1991). The labor of God: An Ignatian view of church and culture. Georgetown University Press.
Dyfyniad Arddull ChicagoO'Brien, Willaim James. The Labor of God: An Ignatian View of Church and Culture. Washington, D.C.: Georgetown University Press, 1991.
Dyfyniad MLAO'Brien, Willaim James. The Labor of God: An Ignatian View of Church and Culture. Georgetown University Press, 1991.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.