Co-Authors Abdi Eralisasi Harefa Anas Fela Naibaho Aprilia Zaeni Rapiah Asih Ester E.G Harahap Desty Novry lianty Farhan Fauzan Ahdaputra Feny Cristanti Siburian Grace Indah Situmeang Hetti Melinda Purba Ipantri Naibaho Julia Ivanna Lasmauli T.G Marpaung Nurintan Nurintan Ramadhan Fitriani Rud Sahanaia Sari Nona Sahala Fransiskus Marbun Shintia Malau