Strassburger, A. J. (1947). Novena of love to perpetual help. Perpetual Help Press.
Dyfyniad Arddull ChicagoStrassburger, A. J. Novena of Love to Perpetual Help. New York: Perpetual Help Press, 1947.
Dyfyniad MLAStrassburger, A. J. Novena of Love to Perpetual Help. Perpetual Help Press, 1947.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.