Παραπομπή σε μορφή APA (7η εκδ.)
O'Keefe, J. M. Catholic higher education at the turn of the new century. Center for International Higer Education : Boston College, School of Education.
Παραπομπή σε μορφή Chicago (17η εκδ.)
O'Keefe, Joseph M. Catholic Higher Education at the Turn of the New Century. Boston, EUA: Center for International Higer Education : Boston College, School of Education.
Παραπομπή σε μορφή MLA (9th εκδ.)
O'Keefe, Joseph M. Catholic Higher Education at the Turn of the New Century. Center for International Higer Education : Boston College, School of Education.
Πρόσοχή: Οι παραπομπές μπορεί να μην είναι 100% ακριβείς.