O'Brien, I. (1938). The Father's shadow. The rosary. Fragments. Doors. St. Anthony's Guild, Franciscan Monastery.
Čikaški stil citiranja (17. izdanje)O'Brien, Isidore. The Father's Shadow. The Rosary. Fragments. Doors. Paterson, NJ: St. Anthony's Guild, Franciscan Monastery, 1938.
MLA način citiranja (8. izdanje)O'Brien, Isidore. The Father's Shadow. The Rosary. Fragments. Doors. St. Anthony's Guild, Franciscan Monastery, 1938.
Upozorenje: Ovi citati možda nisu uvijek 100% točni.