APA
Langton B. O., . (1988). Knock : roots of Irish spirituality. - 2nd edition. Dublin: Carmelite Centre of Spirituality.
Chicago
Langton Benedict O.C.D, . 1988. Knock : roots of Irish spirituality. - 2nd edition. Dublin: Carmelite Centre of Spirituality.
Harvard
Langton B. O., . (1988). Knock : roots of Irish spirituality. - 2nd edition. Dublin: Carmelite Centre of Spirituality.
MLA
Langton Benedict O.C.D, . Knock : roots of Irish spirituality. - 2nd edition. Dublin: Carmelite Centre of Spirituality. 1988.
