Puthenpurakal, J. (2000). Bishop Orestes Marengo, SDB: North East India's unparalleled missionary. Vendrame Institute Publications.
Cita Chicago Style (17a ed.)Puthenpurakal, Joseph. Bishop Orestes Marengo, SDB: North East India's Unparalleled Missionary. Shillong, India: Vendrame Institute Publications, 2000.
Cita MLA (8a ed.)Puthenpurakal, Joseph. Bishop Orestes Marengo, SDB: North East India's Unparalleled Missionary. Vendrame Institute Publications, 2000.
Precaución: Estas citas no son 100% exactas.