Pengaruh budaya organisasi terhadap kinerja customer service officer pada PT bank Negara Indonesia Persero TBK kantor cabang Jatinegara = The effect of the organizational culture on performance of customer service officer of PT Bank Negara Indonesia persero TBK in Jatinegara Branch / Bumbunan Amanda Grace Sinambela - Sinambela, Bumbunan Amanda Grace, author (2015)