Orwell, George 23 Osho, (Shree Rajneesh) 11 O' Neill, Eugene 9 O'Brian, Edna 9 O' Brien, Edna 5 Oates, Joyce Carol 5 One, George 5 Oz, Amos 5 Ogilvie, Sara, illustrator 4 Osborne, John 3 Osborne, Mary Pope 3 Osman, Richard Thomas 3 Ostrogorsky, Georg 3 Oxenbury, Helen, illustrator 3 Ozereckaja, E. L. 3 O' Brian, Patrick 2 O' Henry 2 O'Brien, Robert 2 O'neil, Amanda 2 Obolensky, Dimitri 2 Ochs, Hannelore, prefacer 2 Ohlsson, Kristina 2 Olivier, Christiane 2 Olivo, Thomas 2 Oljelund, Pernilla 2 Olsen, Orjan 2 Ondaatje, Michael 2 Onfray, Michel 2 Opgenoorth, Winfried, illustrator 2 Oram, Hiawyn 2 Orff, Carl 2 Ori, Laura 2 Osborn, Kathleen S. 2 Osborne, Elsie 2 Ostrovsky, Alexander Nikolayevich 2 Ottinger, Didier 2 Ounamouno, Migel de 2 Ouspensky, Alexandrovich Leonid 2 Ouspensky, Peter D. 2 Ovani, Germano, illustrator 2 Ovidius (Publius Ovidius Naso) 2 O' Brien, Eoin 1 O' Brien, Robert 1 O' Brien, Teresa, illustrator 1 O' Ceasy, Sean 1 O' Connor, Joseph 1 O' Connor, Philip 1 O' Dell, Scott 1 O' Doherty, David 1 O' Donnell, Mabel 1 O' Donnell, Mabel, editor 1 O' Hagan, Andrew 1 O' Hara, Mary 1 O' Hara, Scarlett 1 O' Malley, Kevin 1 O'Brien, Jack 1 O'Connor, Flannery 1 O'Connor, Rachel 1 O'Faolain, Nuala 1 O'Farrell, Gerald 1 O'Farrell, Maggie 1 O'Flynn, Catherine 1 O'Neil, William J. 1 O'Neill, Jim 1 O'Rourke, Patrick Jake 1 Oates, John 1 Oatis, Carol A. 1 Oatley, Keith 1 Obama, Barack 1 Obama, Barack, prefacer 1 Ober, Brigite 1 Oberle, Jean, editor 1 Oberlé, Gérard 1 Obey, Andre 1 Obyrne, Nicola, illustrator 1 Ochoa, Nuria, translator 1 Ochs, Hannelore, editor 1 Ochs, Hannelore, publisher 1 Odishaw, Hugh 1 Odriozola, Elena, illustrator 1 Ody, Penelope 1 Oertli, Edouard 1 Ofman, Zinet, illustrator 1 Ofra, Amit, illustrator 1 Oftsarenko, A.I. 1 Ogawa, Yoko 1 Ogden, Charles K. 1 Ogilvy, David 1 Ohl, Jean- Pierre 1 Ohlenroth, Patricia 1 Okaliova - Σταυρακάκη, Sylvia, translator 1 Oktem, Kerem 1 Oldfield, Amelia 1 Oldland, Nicholas 1 Oldland, Nicholas, illustrator 1 Oldroyd, Mark, illustrator 1 Olds, Henry F. 1 Olesha, Yuri 1 Olivares, Javier, illustrator 1 Oliveira, Walter de 1