Ombak,13 Ombak12 Oxford University Press,9 Obor Indonesia,5 O'Reilly,4 Orion,3 OBOR,3 Osborne,2 OMG,2 Oncor Semesta Ilmu,2 Open Books,2 Offset Alumni,1 ORGANISATION FOR ECONOMIC CO-OPERATION AND DEVELOPMENT,1 Offset Bandung,1 Orient longman limited,1 Offset Bumirestu,1 Original Sound Record Co.,1 Offset Indah;1 Original Sound,1 Ombak (Anngota IKAPI),1