(2013). Why priests should study latin: The importance of recovering a rich heritage : a talk delivered by most Rev. Celso Morga Iruzubieta at the conference dedicated to the fiftieth anniversary of the apostolic constitution "veterum sapientia" organized by the Pontifical Salesian University. Boletin Eclesiastico de Filipinas.
توثيق أسلوب شيكاغو (الطبعة السابعة عشر)"Why Priests Should Study Latin: The Importance of Recovering a Rich Heritage : A Talk Delivered by Most Rev. Celso Morga Iruzubieta at the Conference Dedicated to the Fiftieth Anniversary of the Apostolic Constitution "Veterum Sapientia" Organized by the Pontifical Salesian University." Boletin Eclesiastico De Filipinas 2013.
توثيق جمعية اللغة المعاصرة MLA (الإصدار التاسع)"Why Priests Should Study Latin: The Importance of Recovering a Rich Heritage : A Talk Delivered by Most Rev. Celso Morga Iruzubieta at the Conference Dedicated to the Fiftieth Anniversary of the Apostolic Constitution "Veterum Sapientia" Organized by the Pontifical Salesian University." Boletin Eclesiastico De Filipinas, 2013.