Acob, Joel Rey Ugsang, and Wiwin Martiningsih. “Role Development of Nurse Managers in The Changing Health Care Practice”. Jurnal Ners Dan Kebidanan (Journal of Ners and Midwifery), vol. 5, no. 1, Apr. 2018, pp. 066-8, doi:10.26699/jnk.v5i1.ART.p066-068.