Ojong7 Oka Mahendra4 Otje Salman3 O.C. Kaligis2 O'Donovan, Oliver2 Okrent, Cathy J.2 OHare, John ; Kevin Browne1 Otonomi atau Federalisme1 O'Dair, Richard1 Oliver Wendell Homes1 Owen, Lynette1 O.C. Kaligis & Associates1 Ong, Russell1 Obrien, Martin1 Ofer Raban1 Orth, John V1 Okayama, Hiroshi1 Otto, Jan Michiel ; Tristan Moeliono [Penerjemah]1 O'Neill, Mary Beth1 Oly Viana Agustine1