This writing discusses the role of Sutardji Calzoum Bachri, especially through his poetry anthology O, Amuk, Kapak (OAK), in Indonesian literary. To discuss Sutardji's role, it needs to understand specifically the Sutardji's poetries structure in his OAK. From the reading on OAK, it seems that there is reformation especially on the typography and the concept of word which cannot be separated fr…