Kewenangan penyidik polri dan jaksa penuntut umum dalam kuhap ditinjau dari check and balance system studi kasus putusan nomor: 219/PID/B/2012/PN JKT PST atas nama terdakwa Hasan Basri = Check and balance system between national police investigator and public prosecutor authority in accordance with criminal law procedure case study of court decision 219/PID/B/2012/PN JKT PST on behalf of Hasan Basri