Pengaruh Capital Adequacy Ratio (CAR), Biaya Operasional Pendapatan Operasional (BOPO), Non Performing Loan (NPL), Dan Loan To Deposit Ratio (LDR) Terhadap Return On Asset (ROA) Bank Umum Yang Terdaftar Di Bursa Efek Indonesia (BEI) Periode 2011 – 2015. - Wina, Septri (2017)