Авторы
Maxime Odin Ernst Otto Innocenz Odeleben Osterloh Jakov Vasilievitch Orloff Michel Oginski Pat O'Bryan Orange A.R. Orage Enrique Oltuski Larry Oakner Jerry Oppenheimer George Orwel Kensuke Okabayashi Shigehiro Oishi Stephen P. Olejniczak Keith Oatley Rae Orion Jacqueline O'Neil Kyle Orland G. C. O'Connor Timothy O'Connor David Owen Mary O'Hara-Devereaux Ronald D. Orol